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Do Hwan Choi
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Seongnam-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Method and device for controlling regenerative braking of hybrid co...
Patent number
11,752,876
Issue date
Sep 12, 2023
Hyundai Motor Company
Do Sun Choi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vehicle including fuel cell system
Patent number
11,642,954
Issue date
May 9, 2023
Hyundai Motor Company
Do Sun Choi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Apparatus and method for transmitting/receiving voice signal throug...
Patent number
9,748,913
Issue date
Aug 29, 2017
Samsung Electronics Co., Ltd.
Hee Young Kim
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
IP based automatic response service system and method for electroni...
Patent number
9,398,153
Issue date
Jul 19, 2016
Samsung Electronics Co., Ltd.
Jae-Hwan Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for transmitting/receiving voice signal throug...
Patent number
8,792,648
Issue date
Jul 29, 2014
Samsung Electronics Co., Ltd.
Hee Young Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data transmission/reception method for multicast and broadcast serv...
Patent number
8,189,546
Issue date
May 29, 2012
Samsung Electronics Co., Ltd.
Sung-Kee Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for controlling handoff in optical distributed network syste...
Patent number
8,126,467
Issue date
Feb 28, 2012
Samsung Electronics Co., Ltd.
Do-In Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ultrasound system and method for forming an ultrasound image
Patent number
8,083,680
Issue date
Dec 27, 2011
Medison Co., Ltd.
Do Young Choi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Apparatus and method for providing wallpaper
Patent number
8,044,975
Issue date
Oct 25, 2011
Samsung Electronics Co., Ltd.
Soon-Ok Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for retransmitting internet protocol packet for t...
Patent number
8,009,742
Issue date
Aug 30, 2011
Samsung Electronics Co., Ltd.
Sung-Kee Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication terminal and method for processing event that...
Patent number
7,962,180
Issue date
Jun 14, 2011
Samsung Electronics Co., Ltd.
Chan Woo Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Repeater apparatus for supporting a plurality of protocols, and a m...
Patent number
7,864,786
Issue date
Jan 4, 2011
Samsung Electronics Co., Ltd.
Jong-Hun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for processing an image
Patent number
7,787,680
Issue date
Aug 31, 2010
Medison Co., Ltd.
Chi Young Ahn
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for controlling a function of a wireless terminal
Patent number
7,774,029
Issue date
Aug 10, 2010
Samsung Electronics Co., Ltd.
Jae-Ho Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for storing and reading out data in a mobile t...
Patent number
7,769,349
Issue date
Aug 3, 2010
Samsung Electronics Co., Ltd.
Hark-Sang Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for processing an ultrasound image
Patent number
7,628,755
Issue date
Dec 8, 2009
Medison Co., Ltd.
Nam Chul Kim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Organic electroluminescence display and method of fabricating the same
Patent number
7,622,899
Issue date
Nov 24, 2009
Daewoo Electronics Service Co., Ltd.
Seung Jun Yi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus of notifying user of service area and service...
Patent number
7,493,114
Issue date
Feb 17, 2009
Samsung Electronics Co., Ltd.
Jae-Ho Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
IEEE 1394-based unidirectional ring system for indoor backbone network
Patent number
7,489,697
Issue date
Feb 10, 2009
Samsung Electronics Co., Ltd.
Do-In Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical network unit for an access network employing IEEE 1394
Patent number
7,489,686
Issue date
Feb 10, 2009
Samsung Electronics Co., Ltd.
Do-In Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High-speed wireless LAN system
Patent number
7,450,854
Issue date
Nov 11, 2008
Samsung Electronics Co., Ltd.
Jong-Hun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gigabit ethernet passive optical network system and media access co...
Patent number
7,408,955
Issue date
Aug 5, 2008
Samsung Electronics Co., Ltd.
Do-In Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mobile communication terminal with multi-input device and method of...
Patent number
7,397,467
Issue date
Jul 8, 2008
Samsung Electronics Co., Ltd.
Tae-Won Park
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for implementing various functions in gigabit ethernet-passi...
Patent number
7,289,439
Issue date
Oct 30, 2007
Samsung Electronics Co., Ltd.
Min-Hyo Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Antenna unit and electrical connection device thereof and portable...
Patent number
7,286,089
Issue date
Oct 23, 2007
Samsung Electronics Co., Ltd.
Jae-Ho Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Assembly of passive socket and plug for optical home network
Patent number
7,168,860
Issue date
Jan 30, 2007
Samsung Electronics Co., Ltd.
Lae-Kyoung Kim
G02 - OPTICS
Information
Patent Grant
Method of fabricating organic electroluminescent displays having a...
Patent number
6,948,993
Issue date
Sep 27, 2005
Daewoo Electronics Service Co., Ltd.
Seung-jun Yi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Plasma switched organic electroluminescent display
Patent number
6,781,309
Issue date
Aug 24, 2004
CLD, Inc.
Do-hyun Choi
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Gain control device and method for erbium doped fiber amplifier
Patent number
6,762,878
Issue date
Jul 13, 2004
Samsung Electronics Co., Ltd.
Tae-Sung Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making organic electroluminescent display
Patent number
6,692,326
Issue date
Feb 17, 2004
CLD, Inc.
Do-hyun Choi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
COMPONENT FOR SEMICONDUCTOR DEVICE FABRICATION APPARATUS, SEMICONDU...
Publication number
20240170266
Publication date
May 23, 2024
SK enpulse Co., Ltd.
Hyun Soo LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME
Publication number
20240145474
Publication date
May 2, 2024
Samsung Electronics Co., Ltd.
Kyung ho KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20240145560
Publication date
May 2, 2024
Samsung Electronics Co., Ltd.
Dong Hoon HWANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20230352523
Publication date
Nov 2, 2023
Samsung Electronics Co., Ltd.
Seung Min SONG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE
Publication number
20230326971
Publication date
Oct 12, 2023
Samsung Electronics Co., Ltd.
Kyu Man HWANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PHARMACEUTICAL COMPOSITION FOR TREATING OR PREVENTING AGING OR AGE-...
Publication number
20230158014
Publication date
May 25, 2023
INU Research & Business Foundation
Joon Tae PARK
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SEMICONDUCTOR MEMORY DEVICES AND METHODS FOR MANUFACTURING THE SAME
Publication number
20220415906
Publication date
Dec 29, 2022
Samsung Electronics Co., Ltd.
Sung Il Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20220415931
Publication date
Dec 29, 2022
Samsung Electronics Co., Ltd.
Sung Il Park
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICES HAVING HIGHLY INTEGRATED SHEET AND WIRE PATTE...
Publication number
20220399330
Publication date
Dec 15, 2022
Samsung Electronics Co., Ltd.
Kyung In Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
Publication number
20220310654
Publication date
Sep 29, 2022
Samsung Electronics Co., Ltd.
Do Young CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND A METHOD OF MANUFACTURING THE SEMICONDUCTO...
Publication number
20220254650
Publication date
Aug 11, 2022
Samsung Electronics Co., Ltd.
Do Young CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
VEHICLE INCLUDING FUEL CELL SYSTEM
Publication number
20220118843
Publication date
Apr 21, 2022
Hyundai Motor Company
Do Sun CHOI
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD AND DEVICE FOR CONTROLLING REGENERATIVE BRAKING OF HYBRID CO...
Publication number
20210170877
Publication date
Jun 10, 2021
Hyundai Motor Company
Do Sun Choi
B60 - VEHICLES IN GENERAL
Information
Patent Application
EXPANSION APPARATUS FOR RECOVERING WASTE HEAT AND WASTE HEAT RECOVE...
Publication number
20180328233
Publication date
Nov 15, 2018
Hyundai Motor Company
Do Sun CHOI
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD OF CONTROLLING STARTUP OF VEHICLE
Publication number
20150167621
Publication date
Jun 18, 2015
Hyundai Motor Company
Do Sun CHOI
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
IP BASED AUTOMATIC RESPONSE SERVICE SYSTEM AND METHOD FOR ELECTRONI...
Publication number
20140003599
Publication date
Jan 2, 2014
Jae-Hwan KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD OF FORMING CONNECTION TERMINAL
Publication number
20100190333
Publication date
Jul 29, 2010
Samsung Electronics Co., Ltd.
Myeong-Soon PARK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ultrasound System And Method For Forming A Plurality Of Three-Dimen...
Publication number
20100152585
Publication date
Jun 17, 2010
Sung Yoon Kim
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ULTRASOUND SYSTEM AND METHOD FOR FORMING AN ULTRASOUND IMAGE
Publication number
20080234583
Publication date
Sep 25, 2008
Medison Co., Ltd.
Do Young CHOI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Apparatus and method for providing wallpaper
Publication number
20080186332
Publication date
Aug 7, 2008
Samsung Electronics Co., Ltd.
Soon-Ok Kim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Apparatus and method for transmitting/receiving voice signal throug...
Publication number
20080175399
Publication date
Jul 24, 2008
Samsung Electronics Co. Ltd.
Hee Young Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA TRANSMISSION/RECEPTION METHOD FOR MULTICAST & BROADCAST SERVIC...
Publication number
20080130602
Publication date
Jun 5, 2008
Sung-Kee KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE COMMUNICATION TERMINAL AND METHOD FOR PROCESSING EVENT THAT...
Publication number
20080125178
Publication date
May 29, 2008
Samsung Electronics Co., Ltd.
Chan Woo Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MOBILE TERMINAL SUPPORTING INTERNET ACCESS AND DATA PROCESSING METH...
Publication number
20080125151
Publication date
May 29, 2008
Samsung Electronics Co., Ltd.
Soon Ok Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PORTABLE DEVICE AND METHOD FOR TAKING IMAGES THEREWITH
Publication number
20080117300
Publication date
May 22, 2008
Samsung Electronics Co., Ltd.
Jong Pil Shin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Contact structure having conductive oxide layer, ferroelectric rand...
Publication number
20080067566
Publication date
Mar 20, 2008
Do-Yeon Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and system for retransmitting Internet Protocol packet for t...
Publication number
20080062998
Publication date
Mar 13, 2008
SAMSUNG ELECTRONICS CO., LTD.
Sung-Kee Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Semiconductor memory device and method for forming the same
Publication number
20080061334
Publication date
Mar 13, 2008
SAMSUNG ELECTRONICS CO., LTD.
Ju-Young Jung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Transmission method using scalable video coding and mobile communic...
Publication number
20080064425
Publication date
Mar 13, 2008
SAMSUNG ELECTRONICS CO., LTD.
Yong-Gyoo Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Antenna unit and electrical connection device thereof and portable...
Publication number
20080042910
Publication date
Feb 21, 2008
Jae-Ho Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE