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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chen-Yi Chang — 2 Patents

MGMentor Graphics: 2 patents #191 of 698Top 30%
Taichung, TW: #3,041 of 7,415 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Chen-Yi Chang has been granted 2 US patents while listed as an inventor at Mentor Graphics. The first was granted in 2016 and the most recent in December 2019. Chen-Yi Chang ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Chen-Yi Chang in Taichung, TW.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10496779 Generating root cause candidates for yield analysis Robert Brady Benware, Wu-Tung Cheng, Christopher W. Schuermyer, Jonathan James Muirhead 2019-12-03
9443051 Generating root cause candidates for yield analysis Robert Brady Benware, Wu-Tung Cheng, Christopher W. Schuermyer, Jonathan James Muirhead 2016-09-13 $12,797,000