Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Feng-Chih CHEN — 2 Patents

CACal-Compelectronics: 1 patents #4 of 7Top 60%
Hualien City, TW: #74 of 223 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Feng-Chih CHEN has been granted 2 US patents while listed as an inventor at Cal-Compelectronics. The first was granted in 1989 and the most recent in December 2024. Feng-Chih CHEN ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Feng-Chih CHEN in Hualien City, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12171136 Solar cell cutting and passivation integrated processing method and solar cell thereof Buyi Yan, Jizhong Yao 2024-12-17
D302813 Monitor or similar article George Kao 1989-08-15