Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KC

Kuo Hsun Chen — 9 Patents

PTPolytronics Technology: 9 patents #9 of 58Top 20%
Toufen, TW: #13 of 66 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Kuo Hsun Chen has been granted 9 US patents while listed as an inventor at Polytronics Technology. The first was granted in 2008 and the most recent in October 2023. Kuo Hsun Chen ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Kuo Hsun Chen in Toufen, TW.

Patents per Year

Patents granted per year, 2008 to 2023Bar chart with a peak of 3 patents in 2016.peak 32008: 1 patents20082014: 1 patents20142015: 2 patents20152016: 3 patents20162021: 1 patents20212023: 1 patents2023

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11778739 Thermally conductive board Cheng Tsung Yang, Feng Yu, KAI-WEI LO 2023-10-03
11044817 Thermally conductive board Chia-Hsiung Wu, KAI-WEI LO, Yu-Hsuan Tseng 2021-06-22
9431822 Over-current protection device Yu-Hsuan Tseng, Yi-An Sha 2016-08-30
9340712 Adhesive material Meng Chun Ko, Yi-An Sha, HSIANG-YUN YANG 2016-05-17
9291311 Illumination apparatus Hsun Ching Chiang, Yi-An Sha, HSIANG-YUN YANG 2016-03-22
9074127 Heat radiating material Yu-Sian Jhuo, Yi-An Sha 2015-07-07
8941462 Over-current protection device and method of making the same Wen Feng Lee, Chun Teng Tseng, Yi-An Sha, Ming-Hsun Lu 2015-01-27
8652641 Heat conductive dielectric polymer material and heat dissipation substrate containing the same David Shau Chew Wang, Yi-An Sha 2014-02-18
7391295 High voltage over-current protection device Shau Wang, Jyh Ming Yu 2008-06-24