GUO-CHANG WANG

Person

TAICHUNG CITY, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic device which can determine a dirtiness level
- Patent number 12,216,063
- Issue date Feb 4, 2025
- PixArt Imaging Inc.
- Tsung-Fa Wang
- G01 - MEASURING TESTING
Information Patent Grant
Object determining system and auto clean machine using the object d...
- Patent number 12,208,527
- Issue date Jan 28, 2025
- PixArt Imaging Inc.
- Guo-Zhen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Material determining device, material determining method, autonomou...
- Patent number 12,207,786
- Issue date Jan 28, 2025
- PixArt Imaging Inc.
- Guo-Zhen Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Mobile robot performing multiple detections using different parts o...
- Patent number 12,204,029
- Issue date Jan 21, 2025
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic system with eye protection by detecting eyes and face
- Patent number 12,206,978
- Issue date Jan 21, 2025
- Han-Chang Lin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical sensing system
- Patent number 12,189,029
- Issue date Jan 7, 2025
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Grant
Auto clean machine and auto clean machine control method
- Patent number 12,181,896
- Issue date Dec 31, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Grant
Object determining system and robot cleaner applying the object det...
- Patent number 12,183,070
- Issue date Dec 31, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic product performing multiple detections using image frame...
- Patent number 12,172,301
- Issue date Dec 24, 2024
- Guo-Zhen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Optical sensing system
- Patent number 12,164,028
- Issue date Dec 10, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Image processing method and system for optical distance measurement
- Patent number 12,153,138
- Issue date Nov 26, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Grant
Eye state detecting method and eye state detecting system
- Patent number 12,154,382
- Issue date Nov 26, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical detection device
- Patent number 12,152,925
- Issue date Nov 26, 2024
- PixArt Imaging Inc.
- Feng-Chi Liu
- G01 - MEASURING TESTING
Information Patent Grant
Image recognition method and system based on deep learning
- Patent number 12,154,334
- Issue date Nov 26, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Moving robot with improved identification accuracy of step distance
- Patent number 12,147,241
- Issue date Nov 19, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dirtiness level determining method and robot cleaner applying the d...
- Patent number 12,133,625
- Issue date Nov 5, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Optical sensor device having sensing pixels and self-powered pixels
- Patent number 12,117,884
- Issue date Oct 15, 2024
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Portable electronic device and operation method
- Patent number 12,106,605
- Issue date Oct 1, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Smoke detector capable of distinguishing smoke and particles
- Patent number 12,106,649
- Issue date Oct 1, 2024
- PixArt Imaging Inc.
- Cheng-Nan Tsai
- G08 - SIGNALLING
Information Patent Grant
Robot cleaner and robot cleaner control method
- Patent number 12,096,908
- Issue date Sep 24, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method for eliminating misjudgment of reflective light and optical...
- Patent number 12,036,668
- Issue date Jul 16, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Moving robot without detection dead zone
- Patent number 11,994,871
- Issue date May 28, 2024
- Shih-Chin Lin
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Light sensor chip and image processing device having different oper...
- Patent number 11,991,455
- Issue date May 21, 2024
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-stage firm alarm device
- Patent number 11,990,024
- Issue date May 21, 2024
- PixArt Imaging Inc.
- Ching-Kun Chen
- G08 - SIGNALLING
Information Patent Grant
Liquid providing system
- Patent number 11,989,904
- Issue date May 21, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical navigation device which can determine dirtiness level of co...
- Patent number 11,976,942
- Issue date May 7, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Optical sensing system
- Patent number 11,971,480
- Issue date Apr 30, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Grant
Object surface managing method and object surface managing system
- Patent number 11,932,062
- Issue date Mar 19, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for eliminating misjudgment of reflective lights and optical...
- Patent number 11,921,205
- Issue date Mar 5, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Optical distance measurement system and distance measurement method...
- Patent number 11,917,304
- Issue date Feb 27, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SMOKE DETECTOR AND OPTICAL SENSING SYSTEM
- Publication number 20250022357
- Publication date Jan 16, 2025
- PixArt Imaging Inc.
- Ching-Kun Chen
- G01 - MEASURING TESTING
Information Patent Application
SMOKE DETECTOR CAPABLE OF DISTINGUISHING SMOKE AND PARTICLES
- Publication number 20240404384
- Publication date Dec 5, 2024
- PIXART IMAGING INC.
- Cheng-Nan TSAI
- G08 - SIGNALLING
Information Patent Application
OPTICAL SENSING SYSTEM AND METHOD FOR ELIMINATING MISJUDGMENT OF RE...
- Publication number 20240288580
- Publication date Aug 29, 2024
- PIXART IMAGING Inc.
- GUO-ZHEN WANG
- G01 - MEASURING TESTING
Information Patent Application
ROBOT CAPABLE OF IDENTIFYING TUNNELS
- Publication number 20240264596
- Publication date Aug 8, 2024
- PIXART IMAGING INC.
- Shih-Chin LIN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
FIRM ALARM DEVICE HAVING TWO PROCESSORS
- Publication number 20240257632
- Publication date Aug 1, 2024
- PIXART IMAGING INC.
- Ching-Kun CHEN
- G08 - SIGNALLING
Information Patent Application
OPTICAL SENSING SYSTEM
- Publication number 20240230896
- Publication date Jul 11, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL SENSING SYSTEM
- Publication number 20240159901
- Publication date May 16, 2024
- PIXART IMAGING Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Application
CLEANING ROBOT CAPABLE OF DETECTING TRANSPARENT OBSTACLE AND MOVING...
- Publication number 20240131716
- Publication date Apr 25, 2024
- PIXART IMAGING INC.
- Guo-Zhen WANG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
AUTO CLEAN MACHINE AND AUTO CLEAN MACHINE CONTROL METHOD
- Publication number 20240126297
- Publication date Apr 18, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
ELECTRONIC SYSTEM WITH EYE PROTECTION BY DETECTING EYES AND FACE
- Publication number 20240089581
- Publication date Mar 14, 2024
- PIXART IMAGING INC.
- Han-Chang LIN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SMOKE DETECTOR CAPABLE OF DISTINGUISHING SMOKE AND PARTICLES
- Publication number 20240078887
- Publication date Mar 7, 2024
- PIXART IMAGING INC.
- Cheng-Nan TSAI
- G08 - SIGNALLING
Information Patent Application
OPTICAL DETECTION DEVICE
- Publication number 20240077350
- Publication date Mar 7, 2024
- PixArt Imaging Inc.
- Feng-Chi Liu
- G01 - MEASURING TESTING
Information Patent Application
IMAGE RECOGNITION SYSTEM, SENSOR MODULE, AND METHOD FOR IMAGE RECOG...
- Publication number 20240062394
- Publication date Feb 22, 2024
- PIXART IMAGING Inc.
- GUO-ZHEN WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OBJECT DETERMINING SYSTEM AND ROBOT CLEANER APPLYING THE OBJECT DET...
- Publication number 20240054778
- Publication date Feb 15, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR ELIMINATING MISJUDGMENT OF REFLECTIVE LIGHT AND OPTICAL...
- Publication number 20240042630
- Publication date Feb 8, 2024
- PIXART IMAGING Inc.
- GUO-ZHEN WANG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
OBJECT DETERMINING SYSTEM AND AUTO CLEAN MACHINE USING THE OBJECT D...
- Publication number 20240042615
- Publication date Feb 8, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
MULTI-STAGE FIRM ALARM DEVICE
- Publication number 20240038055
- Publication date Feb 1, 2024
- PIXART IMAGING INC.
- Ching-Kun CHEN
- G08 - SIGNALLING
Information Patent Application
MOBILE ROBOT PERFORMING MULTIPLE DETECTIONS USING DIFFERENT PARTS O...
- Publication number 20240036204
- Publication date Feb 1, 2024
- PIXART IMAGING INC.
- GUO-ZHEN WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROCESSING METHOD AND SYSTEM FOR OPTICAL DISTANCE MEASUREMENT
- Publication number 20240027619
- Publication date Jan 25, 2024
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G01 - MEASURING TESTING
Information Patent Application
MOVING ROBOT CAPABLE OF RECOGNIZING CARPET
- Publication number 20240019871
- Publication date Jan 18, 2024
- PIXART IMAGING INC.
- Guo-Zhen WANG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
MOVING ROBOT WITH IMPROVED IDENTIFICATION ACCURACY OF STEP DISTANCE
- Publication number 20240012424
- Publication date Jan 11, 2024
- PixArt Imaging Inc.
- Guo-Zhen WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTANCE MEASURING METHOD AND APPARATUS
- Publication number 20240004077
- Publication date Jan 4, 2024
- PIXART IMAGING Inc.
- GUO-ZHEN WANG
- G01 - MEASURING TESTING
Information Patent Application
PORTABLE ELECTRONIC DEVICE AND OPERATION METHOD
- Publication number 20230368572
- Publication date Nov 16, 2023
- PIXART IMAGING Inc.
- GUO-ZHEN WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MOBILE ROBOT DETERMINING FUTURE EXPOSURE TIME OF OPTICAL SENSOR
- Publication number 20230364797
- Publication date Nov 16, 2023
- PIXART IMAGING INC.
- GUO-ZHEN WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL SENSOR DEVICE HAVING SENSING PIXELS AND SELF-POWERED PIXELS
- Publication number 20230359264
- Publication date Nov 9, 2023
- PIXART IMAGING INC.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE RECOGNITION METHOD AND SYSTEM BASED ON DEEP LEARNING
- Publication number 20230351748
- Publication date Nov 2, 2023
- PIXART IMAGING Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MOBILE ROBOT WITH IMPROVED ACCURACY AND GENERATING THREE-DIMENSIONA...
- Publication number 20230347502
- Publication date Nov 2, 2023
- PIXART IMAGING INC.
- GUO-ZHEN WANG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
NON-SOLID MATERIAL DETECTION METHOD, NON-SOLID MATERIAL DETECTION D...
- Publication number 20230341551
- Publication date Oct 26, 2023
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIQUID PROVIDING SYSTEM
- Publication number 20230326062
- Publication date Oct 12, 2023
- PixArt Imaging Inc.
- Guo-Zhen Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ROBOT CLEANER AND ROBOT CLEANER CONTROL METHOD
- Publication number 20230301479
- Publication date Sep 28, 2023
- PixArt Imaging Inc.
- Guo-Zhen Wang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

GUO-CHANG WANG

Person

Patents Grantslast 30 patents

Electronic device which can determine a dirtiness level

Object determining system and auto clean machine using the object d...

Material determining device, material determining method, autonomou...

Mobile robot performing multiple detections using different parts o...

Electronic system with eye protection by detecting eyes and face

Optical sensing system

Auto clean machine and auto clean machine control method

Object determining system and robot cleaner applying the object det...

Electronic product performing multiple detections using image frame...

Optical sensing system

Image processing method and system for optical distance measurement

Eye state detecting method and eye state detecting system

Optical detection device

Image recognition method and system based on deep learning

Moving robot with improved identification accuracy of step distance

Dirtiness level determining method and robot cleaner applying the d...

Optical sensor device having sensing pixels and self-powered pixels

Portable electronic device and operation method

Smoke detector capable of distinguishing smoke and particles

Robot cleaner and robot cleaner control method

Method for eliminating misjudgment of reflective light and optical...

Moving robot without detection dead zone

Light sensor chip and image processing device having different oper...

Multi-stage firm alarm device

Liquid providing system

Optical navigation device which can determine dirtiness level of co...

Optical sensing system

Object surface managing method and object surface managing system

Method for eliminating misjudgment of reflective lights and optical...

Optical distance measurement system and distance measurement method...

Patents Applicationslast 30 patents

SMOKE DETECTOR AND OPTICAL SENSING SYSTEM

SMOKE DETECTOR CAPABLE OF DISTINGUISHING SMOKE AND PARTICLES

OPTICAL SENSING SYSTEM AND METHOD FOR ELIMINATING MISJUDGMENT OF RE...

ROBOT CAPABLE OF IDENTIFYING TUNNELS

FIRM ALARM DEVICE HAVING TWO PROCESSORS

OPTICAL SENSING SYSTEM

OPTICAL SENSING SYSTEM

CLEANING ROBOT CAPABLE OF DETECTING TRANSPARENT OBSTACLE AND MOVING...

AUTO CLEAN MACHINE AND AUTO CLEAN MACHINE CONTROL METHOD

ELECTRONIC SYSTEM WITH EYE PROTECTION BY DETECTING EYES AND FACE

SMOKE DETECTOR CAPABLE OF DISTINGUISHING SMOKE AND PARTICLES

OPTICAL DETECTION DEVICE

IMAGE RECOGNITION SYSTEM, SENSOR MODULE, AND METHOD FOR IMAGE RECOG...

OBJECT DETERMINING SYSTEM AND ROBOT CLEANER APPLYING THE OBJECT DET...

METHOD FOR ELIMINATING MISJUDGMENT OF REFLECTIVE LIGHT AND OPTICAL...

OBJECT DETERMINING SYSTEM AND AUTO CLEAN MACHINE USING THE OBJECT D...

MULTI-STAGE FIRM ALARM DEVICE

MOBILE ROBOT PERFORMING MULTIPLE DETECTIONS USING DIFFERENT PARTS O...

IMAGE PROCESSING METHOD AND SYSTEM FOR OPTICAL DISTANCE MEASUREMENT

MOVING ROBOT CAPABLE OF RECOGNIZING CARPET

MOVING ROBOT WITH IMPROVED IDENTIFICATION ACCURACY OF STEP DISTANCE

DISTANCE MEASURING METHOD AND APPARATUS

PORTABLE ELECTRONIC DEVICE AND OPERATION METHOD

MOBILE ROBOT DETERMINING FUTURE EXPOSURE TIME OF OPTICAL SENSOR

OPTICAL SENSOR DEVICE HAVING SENSING PIXELS AND SELF-POWERED PIXELS

IMAGE RECOGNITION METHOD AND SYSTEM BASED ON DEEP LEARNING

MOBILE ROBOT WITH IMPROVED ACCURACY AND GENERATING THREE-DIMENSIONA...

NON-SOLID MATERIAL DETECTION METHOD, NON-SOLID MATERIAL DETECTION D...

LIQUID PROVIDING SYSTEM

ROBOT CLEANER AND ROBOT CLEANER CONTROL METHOD