Ching-Geak CHAN

Person

Penang, MY

People

Patents Grantslast 30 patents

Information Patent Grant
Mobile robot and cliff detection method thereof
- Patent number 12,137,855
- Issue date Nov 12, 2024
- PixArt Imaging Inc.
- Keen-Hun Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical positioning system determining positions based on last pass...
- Patent number 12,018,927
- Issue date Jun 25, 2024
- Keen-Hun Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Security camera and motion detecting method for security camera
- Patent number 11,893,753
- Issue date Feb 6, 2024
- PixArt Imaging Inc.
- Kevin Len-Li Lim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical positioning system having high resolution
- Patent number 11,585,651
- Issue date Feb 21, 2023
- PixArt Imaging Inc.
- Keen-Hun Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical positioning system and operating method thereof
- Patent number 11,105,608
- Issue date Aug 31, 2021
- PixArt Imaging Inc.
- Keen-Hun Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical detecting device
- Patent number 11,079,857
- Issue date Aug 3, 2021
- PixArt Imaging Inc.
- Boon-How Kok
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical encoder capable of identifying absolute positions and opera...
- Patent number 10,871,385
- Issue date Dec 22, 2020
- PixArt Imaging Inc.
- Boon-How Kok
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical encoder capable of identifying absolute positions and opera...
- Patent number 10,210,412
- Issue date Feb 19, 2019
- PixArt Imaging Inc.
- Boon-How Kok
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
MOBILE ROBOT PERFORMING CLIFF DETECTION
- Publication number 20250025010
- Publication date Jan 23, 2025
- PixArt Imaging Inc.
- KEEN-HUN LEONG
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
OPTICAL POSITIONING SYSTEM DETERMINING POSITIONS BEASED ON LAST PAS...
- Publication number 20230152085
- Publication date May 18, 2023
- PIXART IMAGING INC.
- Keen-Hun LEONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MOBILE ROBOT AND CLIFF DETECTION METHOD THEREOF
- Publication number 20220110498
- Publication date Apr 14, 2022
- PIXART IMAGING INC.
- Keen-Hun LEONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL POSITIONING SYSTEM HAVING HIGH RESOLUTION
- Publication number 20210348916
- Publication date Nov 11, 2021
- PIXART IMAGING INC.
- Keen-Hun LEONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL POSITIONING SYSTEM AND OPERATING METHOD THEREOF
- Publication number 20210123720
- Publication date Apr 29, 2021
- PIXART IMAGING INC.
- Keen-Hun LEONG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURITY CAMERA AND MOTION DETECTING METHOD FOR SECURITY CAMERA
- Publication number 20210065385
- Publication date Mar 4, 2021
- PixArt Imaging Inc.
- Kevin Len-Li LIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL DETECTING DEVICE
- Publication number 20210064151
- Publication date Mar 4, 2021
- PixArt Imaging Inc.
- BOON-HOW KOK
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL ENCODER CAPABLE OF IDENTIFYING ABSOLUTE POSITIONS AND OPERA...
- Publication number 20190138832
- Publication date May 9, 2019
- PIXART IMAGING INC.
- BOON-HOW KOK
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ENCODER CAPABLE OF IDENTIFYING ABSOLUTE POSITIONS AND OPERA...
- Publication number 20170061226
- Publication date Mar 2, 2017
- PIXART IMAGING INC.
- Boon-How KOK
- G06 - COMPUTING CALCULATING COUNTING

Ching-Geak CHAN

Person

Patents Grantslast 30 patents

Mobile robot and cliff detection method thereof

Optical positioning system determining positions based on last pass...

Security camera and motion detecting method for security camera

Optical positioning system having high resolution

Optical positioning system and operating method thereof

Optical detecting device

Optical encoder capable of identifying absolute positions and opera...

Optical encoder capable of identifying absolute positions and opera...

Patents Applicationslast 30 patents

MOBILE ROBOT PERFORMING CLIFF DETECTION

OPTICAL POSITIONING SYSTEM DETERMINING POSITIONS BEASED ON LAST PAS...

MOBILE ROBOT AND CLIFF DETECTION METHOD THEREOF

OPTICAL POSITIONING SYSTEM HAVING HIGH RESOLUTION

OPTICAL POSITIONING SYSTEM AND OPERATING METHOD THEREOF

SECURITY CAMERA AND MOTION DETECTING METHOD FOR SECURITY CAMERA

OPTICAL DETECTING DEVICE

OPTICAL ENCODER CAPABLE OF IDENTIFYING ABSOLUTE POSITIONS AND OPERA...

OPTICAL ENCODER CAPABLE OF IDENTIFYING ABSOLUTE POSITIONS AND OPERA...