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USPTO Patent Rankings Data through Dec 31, 2025
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Kai Liang — 3 Patents

PEPrimax Electronics: 1 patents #319 of 571Top 60%
Xinxiang, CN: #3 of 61 inventorsTop 5%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Kai Liang has been granted 3 US patents while listed as an inventor at Primax Electronics. The first was granted in 2006 and the most recent in October 2024. Kai Liang ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Kai Liang in Xinxiang, CN.

Patents per Year

Patents granted per year, 2006 to 2024Bar chart with a peak of 1 patents in 2006.peak 12006: 1 patents20062018: 1 patents20182024: 1 patents2024

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12130128 Device and method for measuring curvature radius Xiaobo ZHANG, Zhengkai Chang 2024-10-29
10072899 Spiral louver shaped condenser with multilayer spatial structure Xiangqi Gao, Jinfa Zhang, Baojia Kang, Qingfeng Cheng, Zhouzheng Han +3 more 2018-09-11
6992653 Pointing device with a rollable device and light source Jong-Ding Wang, Cheng-Pin Chou, Chen-Ming Chang 2006-01-31

Frequent Collaborators

Chen-Ming Chang1 shared
Baojia Kang1 shared
Qingfeng Cheng1 shared
Cheng-Pin Chou1 shared
Jianxin Chai1 shared
Chengbing Shen1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3