Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chen-Fu Chiang — 2 Patents

EPEpistar: 1 patents #519 of 732Top 75%
FIFormosa Epitaxy Incorporation: 1 patents #39 of 54Top 75%
Daxi District, TW: #1,140 of 2,811 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Chen-Fu Chiang has been granted 2 US patents while listed as an inventor at Epistar. The first was granted in 2015 and the most recent in February 2017. Chen-Fu Chiang ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Chen-Fu Chiang in Daxi District, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9583573 Compound semiconductor device and method of fabricating the same Chun-Ju Tun, Yi-Chao Lin, Cheng-Huang Kuo 2017-02-28
9142621 Compound semiconductor device and method of fabricating the same Chun-Ju Tun, Yi-Chao Lin, Cheng-Huang Kuo 2015-09-22