EM-Tech LLC

Organization

Houston, TX, US

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Microspeaker enclosure including block formed of porous particles
- Patent number 12,207,046
- Issue date Jan 21, 2025
- EM-TECH CO., LTD.
- Yong Hee Oh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Diaphragm for high pressure waterproof microspeaker and high pressu...
- Patent number 12,143,793
- Issue date Nov 12, 2024
- EM-TECH CO., LTD.
- Byung Min Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Earphone with duct unit dividing pressure equilibrium hole and back...
- Patent number 12,137,311
- Issue date Nov 5, 2024
- EM-TECH CO., LTD.
- Jun Hee Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless earbud having external ear contact point
- Patent number 11,962,965
- Issue date Apr 16, 2024
- EM-TECH CO., LTD.
- Se Gwan Oh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound vibration sensor using piezoelectric element having cantileve...
- Patent number 11,696,508
- Issue date Jul 4, 2023
- EM-TECH CO., LTD.
- Cheon Myeong Kim
Information Patent Grant
Two-way receiver having front bass duct
- Patent number 11,696,059
- Issue date Jul 4, 2023
- EM-TECH CO., LTD.
- Jun Hee Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Earphone having pressure equilibrium structure
- Patent number 11,564,026
- Issue date Jan 24, 2023
- EM-TECH CO., LTD.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid receiver having fixing bracket for drivers
- Patent number 11,528,563
- Issue date Dec 13, 2022
- EM-TECH CO., LTD.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Yoke assembly for two-way receiver and two-way receiver having the...
- Patent number 11,463,815
- Issue date Oct 4, 2022
- EM-TECH CO., LTD.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid actuator and multimedia apparatus having the same
- Patent number 11,462,199
- Issue date Oct 4, 2022
- Em-Tech. Co., Ltd.
- Cheon Myeong Kim
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Translation system using sound vibration microphone
- Patent number 11,425,487
- Issue date Aug 23, 2022
- EM-TECH CO., LTD.
- Cheon Myeong Kim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Receiver having pressure equilibrium structure
- Patent number 11,395,060
- Issue date Jul 19, 2022
- EM-TECH CO., LTD.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Canal-type earphone having pressure equilibrium structure
- Patent number 11,381,898
- Issue date Jul 5, 2022
- EM-TECH CO., LTD.
- Cheon Kyu Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver unit having pressure equilibrium structure and compensatio...
- Patent number 11,368,784
- Issue date Jun 21, 2022
- EM-TECH CO., LTD.
- Yong Hue Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver module integrated with duct
- Patent number 11,363,370
- Issue date Jun 14, 2022
- EM-TECH CO., LTD.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound converting device having near-infrared ray emission function
- Patent number 11,363,364
- Issue date Jun 14, 2022
- EM-TECH CO., LTD.
- Hyuk Won
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microspeaker used in microspeaker box filled with porous particles
- Patent number 11,337,006
- Issue date May 17, 2022
- EM-TECH CO., LTD.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver module having pressure equilibrium structure
- Patent number 11,336,983
- Issue date May 17, 2022
- EM-TECH CO., LTD.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid actuator having a flexible printed circuit board for applyin...
- Patent number 11,302,861
- Issue date Apr 12, 2022
- EM-TECH. CO., LTD.
- Cheon Myeong Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Earset having inner microphone
- Patent number 11,297,407
- Issue date Apr 5, 2022
- EM-TECH CO., LTD.
- Dong Wook Lim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bonding structure of diaphragm for receiver
- Patent number 11,212,616
- Issue date Dec 28, 2021
- EM-TECH CO., LTD.
- Ji Hoon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Open-air type earphone with bracket forming bass pipe
- Patent number 11,206,480
- Issue date Dec 21, 2021
- EM-TECH CO., LTD.
- Dong Wook Lim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bone conduction speaker
- Patent number 11,206,500
- Issue date Dec 21, 2021
- EM-TECH CO., LTD.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound generating actuator
- Patent number 11,206,490
- Issue date Dec 21, 2021
- EM-TECH CO., LTD.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Actuator
- Patent number 11,115,754
- Issue date Sep 7, 2021
- EM-TECH CO., LTD.
- Cheon Myeong Kim
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High-water pressure waterproof microspeaker
- Patent number 11,102,573
- Issue date Aug 24, 2021
- EM-TECH CO., LTD.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic winding device
- Patent number 10,899,577
- Issue date Jan 26, 2021
- Em-Tech. Co., Ltd.
- Yong Ju Ji
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Linear actuator having an elastic injection-molded frame
- Patent number 10,902,984
- Issue date Jan 26, 2021
- Em-Tech. Co., Ltd.
- Ki Hyun Nam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High-pressure water resistant microspeaker with improved coil struc...
- Patent number 10,863,266
- Issue date Dec 8, 2020
- Em-Tech. Co., Ltd.
- Ji Hoon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound converter
- Patent number 10,728,672
- Issue date Jul 28, 2020
- Em-Tech. Co., Ltd.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CEILING PANEL APPARATUS AND METHOD OF MANUFACTURING THE SAME
- Publication number 20250059762
- Publication date Feb 20, 2025
- E.M Tech Co., Ltd.
- Chang Gi LEE
- E04 - BUILDING
Information Patent Application
Sound Amplification Block Made of Air-Permeable Material and Air-Ab...
- Publication number 20250054477
- Publication date Feb 13, 2025
- EM-TECH. Co., Ltd.
- Yong-Hee Oh
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Hybrid Receiver Having a Bracket for Installing a Driver
- Publication number 20240348970
- Publication date Oct 17, 2024
- EM-TECH. Co., Ltd.
- Young Seok Noh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WEARABLE DEVICE INCLUDING SPEAKER FRAME HAVING VENT HOLE
- Publication number 20240298100
- Publication date Sep 5, 2024
- Samsung Electronics Co., Ltd.
- Youngbae PARK
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Two-Way Speaker
- Publication number 20240073586
- Publication date Feb 29, 2024
- EM-TECH. Co., Ltd.
- Chan Ho Jeong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electrically Heated Smoking Article
- Publication number 20240016200
- Publication date Jan 18, 2024
- EM-TECH. Co., Ltd.
- Hwan Ock Choe
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
Aerosol Generating Device Authenticated by Signal
- Publication number 20240016229
- Publication date Jan 18, 2024
- EM-TECH. Co., Ltd.
- Hyung Min Kim
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
Microspeaker Enclosure Including Porous Particle Material
- Publication number 20240022852
- Publication date Jan 18, 2024
- EM-TECH. Co., Ltd.
- Jae Hwa Lim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Block Formed of Porous Material and Microspeaker Enclosure Includin...
- Publication number 20240022851
- Publication date Jan 18, 2024
- EM-TECH. Co., Ltd.
- Yong Hee Oh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
EEG MEASURING DEVICE
- Publication number 20230389871
- Publication date Dec 7, 2023
- IMEDISYNC, INC.
- Seung Wan Kang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTRICALLY HEATED SMOKING ARTICLE
- Publication number 20230371582
- Publication date Nov 23, 2023
- EM-TECH. Co., Ltd.
- Seung Kiu Jeong
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
Waterproof Microspeaker
- Publication number 20230353944
- Publication date Nov 2, 2023
- EM-TECH. Co., Ltd.
- Gang Tae Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Hybrid Microspeaker
- Publication number 20230345169
- Publication date Oct 26, 2023
- EM-TECH. Co., Ltd.
- Byung Min Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FPCB Diaphragm Microspeaker Having Magnetic Field Pair Structure
- Publication number 20230239623
- Publication date Jul 27, 2023
- EM-TECH. Co., Ltd.
- Byung Min Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIAPHRAGM FOR HIGH PRESSURE WATERPROOF MICROSPEAKER AND HIGH PRESSU...
- Publication number 20230156406
- Publication date May 18, 2023
- EM-TECH. Co., Ltd.
- Byung Min Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROSPEAKER HAVING A FLEXIBLE PRINTED CIRCUIT BOARD AS A DIAPHRAGM
- Publication number 20230156405
- Publication date May 18, 2023
- EM-TECH. Co., Ltd.
- Byung Min Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless Earbud Device
- Publication number 20230008522
- Publication date Jan 12, 2023
- EM-TECH. Co., Ltd.
- Hyuk Won
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Circuit for Sensing and Controlling Heater Voltage in Aerosol Gener...
- Publication number 20220400535
- Publication date Dec 15, 2022
- EM-TECH. Co., Ltd.
- Young-je Kim
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
EEG MEASURING DEVICE
- Publication number 20220280109
- Publication date Sep 8, 2022
- IMEDISYNC, INC.
- Seung Wan Kang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Diaphragm for Waterproof Microspeaker
- Publication number 20220210574
- Publication date Jun 30, 2022
- EM-TECH. Co., Ltd.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TWO-WAY RECEIVER HAVING FRONT BASS DUCT
- Publication number 20220210532
- Publication date Jun 30, 2022
- EM-TECH. Co., Ltd.
- Jun Hee Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Diaphragm for Waterproof Microspeaker and Microspeaker Having the Same
- Publication number 20220182763
- Publication date Jun 9, 2022
- EM-TECH. Co., Ltd.
- Ki Hyun Nam
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR PURIFYING WASTE N-METHYL-2-PYRROLIDONE MIXTURE SOLUTION
- Publication number 20220144772
- Publication date May 12, 2022
- JAEWON INDUSTRIAL CO., LTD
- Sung Won SHIM
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Earphone Having Pressure Equilibrium Structure
- Publication number 20220007101
- Publication date Jan 6, 2022
- EM-TECH. Co., Ltd.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Microspeaker Module having Duct Communicating with Vent Hole
- Publication number 20210392432
- Publication date Dec 16, 2021
- EM-TECH. Co., Ltd.
- Ji Hoon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Yoke Assembly for Two-Way Receiver and Two-Way Receiver Having the...
- Publication number 20210297786
- Publication date Sep 23, 2021
- EM-TECH. Co., Ltd.
- Yong Ju Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Microspeaker Used in Microspeaker Box Filled with Porous Particles
- Publication number 20210185449
- Publication date Jun 17, 2021
- EM-TECH. Co., Ltd.
- Cheon Myeong Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Translation System using Sound Vibration Microphone
- Publication number 20210168492
- Publication date Jun 3, 2021
- EM-TECH. Co., Ltd.
- Cheon Myeong Kim
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Bonding Structure of Diaphragm for Receiver
- Publication number 20210127209
- Publication date Apr 29, 2021
- EM-TECH. Co., Ltd.
- Ji Hoon Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Automatic Winding Device
- Publication number 20200223657
- Publication date Jul 16, 2020
- EM-TECH. Co., Ltd.
- Yong Ju Ji
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Trademarklast 30 trademarks

Information Trademark
98248177 - EMCORK
- Serial number 98248177
- Filing date Oct 31, 2023
- E.M Tech Co., Ltd
- 19 - Building materials (non-metallic)
Information Trademark
88203477 - MY THEATER
- Serial number 88203477
- Filing date Nov 22, 2018
- EM-TECH. Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87811015 - MY THEATER
- Serial number 87811015
- Filing date Feb 26, 2018
- EM-TECH. Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87811051 - SOUND FOR ME
- Serial number 87811051
- Filing date Feb 26, 2018
- EM-TECH. Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87641525 - CLEAN VOICE
- Serial number 87641525
- Filing date Oct 11, 2017
- EM-TECH. Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87641553 - CLEAN VOICE
- Serial number 87641553
- Registration number 5934878
- Filing date Oct 11, 2017
- EM-TECH. Co., Ltd.
- 10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information Trademark
87575189 - EM-TECH
- Serial number 87575189
- Filing date Aug 18, 2017
- EM-TECH. Co., Ltd.
- 3 - Bleaching preparations and other substances for laundry use
Information Trademark
87575371 - EM-TECH
- Serial number 87575371
- Filing date Aug 18, 2017
- EM-TECH. Co., Ltd.
- 21 - Household or kitchen utensils and containers
Information Trademark
87575260 - EM-TECH
- Serial number 87575260
- Filing date Aug 18, 2017
- EM-TECH. Co., Ltd.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
87575315 - EM-TECH
- Serial number 87575315
- Filing date Aug 18, 2017
- EM-TECH. Co., Ltd.
- 10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information Trademark
76297317 - MAGNETO-FERRIC
- Serial number 76297317
- Filing date Aug 9, 2001
- EM-Tech LLC
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75868281 - MAGNETIC COUPLING
- Serial number 75868281
- Filing date Dec 10, 1999
- EM-Tech, L.L.C.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75868284 - MAGNETIC LENS
- Serial number 75868284
- Filing date Dec 10, 1999
- EM-Tech, L.L.C.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75868282 - METALLIC TRANSPARENCY
- Serial number 75868282
- Filing date Dec 10, 1999
- EM-Tech, L.L.C.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75868283 - MAGNETIC ANTENNA
- Serial number 75868283
- Filing date Dec 10, 1999
- EM-Tech, L.L.C.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

EM-Tech LLC

Organization

Patents Grantslast 30 patents

Microspeaker enclosure including block formed of porous particles

Diaphragm for high pressure waterproof microspeaker and high pressu...

Earphone with duct unit dividing pressure equilibrium hole and back...

Wireless earbud having external ear contact point

Sound vibration sensor using piezoelectric element having cantileve...

Two-way receiver having front bass duct

Earphone having pressure equilibrium structure

Hybrid receiver having fixing bracket for drivers

Yoke assembly for two-way receiver and two-way receiver having the...

Hybrid actuator and multimedia apparatus having the same

Translation system using sound vibration microphone

Receiver having pressure equilibrium structure

Canal-type earphone having pressure equilibrium structure

Receiver unit having pressure equilibrium structure and compensatio...

Receiver module integrated with duct

Sound converting device having near-infrared ray emission function

Microspeaker used in microspeaker box filled with porous particles

Receiver module having pressure equilibrium structure

Hybrid actuator having a flexible printed circuit board for applyin...

Earset having inner microphone

Bonding structure of diaphragm for receiver

Open-air type earphone with bracket forming bass pipe

Bone conduction speaker

Sound generating actuator

Actuator

High-water pressure waterproof microspeaker

Automatic winding device

Linear actuator having an elastic injection-molded frame

High-pressure water resistant microspeaker with improved coil struc...

Sound converter

Patents Applicationslast 30 patents

CEILING PANEL APPARATUS AND METHOD OF MANUFACTURING THE SAME

Sound Amplification Block Made of Air-Permeable Material and Air-Ab...

Hybrid Receiver Having a Bracket for Installing a Driver

WEARABLE DEVICE INCLUDING SPEAKER FRAME HAVING VENT HOLE

Two-Way Speaker

Electrically Heated Smoking Article

Aerosol Generating Device Authenticated by Signal

Microspeaker Enclosure Including Porous Particle Material

Block Formed of Porous Material and Microspeaker Enclosure Includin...

EEG MEASURING DEVICE

ELECTRICALLY HEATED SMOKING ARTICLE

Waterproof Microspeaker

Hybrid Microspeaker

FPCB Diaphragm Microspeaker Having Magnetic Field Pair Structure

DIAPHRAGM FOR HIGH PRESSURE WATERPROOF MICROSPEAKER AND HIGH PRESSU...

MICROSPEAKER HAVING A FLEXIBLE PRINTED CIRCUIT BOARD AS A DIAPHRAGM

Wireless Earbud Device

Circuit for Sensing and Controlling Heater Voltage in Aerosol Gener...

EEG MEASURING DEVICE

Diaphragm for Waterproof Microspeaker

TWO-WAY RECEIVER HAVING FRONT BASS DUCT

Diaphragm for Waterproof Microspeaker and Microspeaker Having the Same

METHOD FOR PURIFYING WASTE N-METHYL-2-PYRROLIDONE MIXTURE SOLUTION

Earphone Having Pressure Equilibrium Structure

Microspeaker Module having Duct Communicating with Vent Hole

Yoke Assembly for Two-Way Receiver and Two-Way Receiver Having the...

Microspeaker Used in Microspeaker Box Filled with Porous Particles

Translation System using Sound Vibration Microphone

Bonding Structure of Diaphragm for Receiver

Automatic Winding Device

Trademarklast 30 trademarks

98248177 - EMCORK

88203477 - MY THEATER

87811015 - MY THEATER

87811051 - SOUND FOR ME

87641525 - CLEAN VOICE

87641553 - CLEAN VOICE

87575189 - EM-TECH

87575371 - EM-TECH

87575260 - EM-TECH

87575315 - EM-TECH

76297317 - MAGNETO-FERRIC

75868281 - MAGNETIC COUPLING

75868284 - MAGNETIC LENS

75868282 - METALLIC TRANSPARENCY

75868283 - MAGNETIC ANTENNA