Inventor · disambiguated record
Ching-Geak Chan
Also filed as: CHAN CHING-GEAK
9 granted patents·1 pending application·44 citations·filing 2016–2024
82Inventor score
Files withPIXART IMAGING INC10
Top patents by PatentIndex Score
10 records- 0195US10871385B2Optical encoder capable of identifying absolute positions and operating method thereofPIXART IMAGING INC·Filed 2019·Granted Dec 22, 2020·38 cites·20 claims
- 0292US11585651B2Optical positioning system having high resolutionPIXART IMAGING INC·Filed 2021·Granted Feb 21, 2023·2 cites·20 claims
- 0392US11105608B2Optical positioning system and operating method thereofPIXART IMAGING INC·Filed 2019·Granted Aug 31, 2021·4 cites·20 claims
- 0474US12018927B2Optical positioning system determining positions based on last passed edgePIXART IMAGING INC·Filed 2023·Granted Jun 25, 2024·0 cites·20 claims
- 0574US2025025010A1Mobile robot performing cliff detectionPIXART IMAGING INC·Filed 2024·Application pending·0 cites
- 0662US12137855B2Mobile robot and cliff detection method thereofPIXART IMAGING INC·Filed 2021·Granted Nov 12, 2024·0 cites·20 claims
- 0760US12326537B2Optical tracking devicePIXART IMAGING INC·Filed 2021·Granted Jun 10, 2025·0 cites·15 claims
- 0854US11079857B2Optical detecting devicePIXART IMAGING INC·Filed 2019·Granted Aug 3, 2021·0 cites·21 claims
- 0953US11893753B2Security camera and motion detecting method for security cameraPIXART IMAGING INC·Filed 2020·Granted Feb 6, 2024·0 cites·7 claims
- 1053US10210412B2Optical encoder capable of identifying absolute positions and operating method thereofPIXART IMAGING INC·Filed 2016·Granted Feb 19, 2019·0 cites·20 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →