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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chi Shing Chan — 8 Patents

TRTruepic: 3 patents #7 of 11Top 65%
Caltech: 1 patents #2,143 of 4,321Top 50%
HCHong Kong Productivity Council: 1 patents #9 of 41Top 25%
MSMedimpact Healthcare Systems: 1 patents #12 of 26Top 50%
VLVersitech Limited: 1 patents #90 of 282Top 35%
San Diego, CA: #5,211 of 23,606 inventorsTop 25%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Chi Shing Chan has been granted 8 US patents while listed as an inventor at Truepic. The first was granted in 1999 and the most recent in February 2025. Chi Shing Chan ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Chi Shing Chan in San Diego, CA, US.

Patents per Year

Patents granted per year, 1999 to 2025Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992014: 1 patents20142016: 1 patents20162020: 1 patents20202021: 1 patents20212023: 1 patents20232024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12231577 System and method for capturing authenticatable digital media files on connected media-capture devices Sherif Hanna, Thomas Zeng, Matthew Robben 2025-02-18
12174979 System and method for managing cryptographic keys for cryptographically sealing media files on connected media-capture devices to enhance end-user privacy and enable offline capture Sherif Hanna, Thomas Zeng, Matthew Robben 2024-12-24
11741219 Protocol and system for tee-based authenticating and editing of mobile-device captured visual and audio media Thomas Zeng, Oliver RICE, Sherif Hanna 2023-08-29
11032494 Recovery of pixel resolution in scanning imaging Kin Man Kevin Tsia 2021-06-08
10754140 Parallel imaging acquisition and restoration methods and systems Changhuei Yang 2020-08-25
9470776 Position and behavioral tracking system and uses thereof Aijun Cao 2016-10-18
8781851 Dynamic claims adjudication Lori L. Anderson, Mai Ly Thi Hoang, Jose Eli J. Golez, Jr. 2014-07-15
5978144 Prism for optical system Li Li, Chi-Keung Chung 1999-11-02