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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hsing-Ming Chang — 2 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
YCYoung Fast Optoelectronics Co.: 1 patents #12 of 16Top 75%
Taoyuan, TW: #2,466 of 5,438 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Hsing-Ming Chang has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 2014 and the most recent in April 2015. Hsing-Ming Chang ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hsing-Ming Chang in Taoyuan, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9007778 Signal wiring of touch panel Kai Yang, Zhi-Wei Feng 2015-04-14
8780067 Bridging structure for signal transmission of touch panel Kai Yang 2014-07-15