Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chen-Pi Chang — 1 Patent

ADAdvantest: 1 patents #714 of 1,193Top 60%
Tokyo, JP: #57,845 of 90,295 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Chen-Pi Chang has been granted 1 US patent while listed as an inventor at Advantest. All of these patents were granted in 2023. Chen-Pi Chang ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Chen-Pi Chang in Tokyo, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11719741 Burn-in board and burn-in apparatus Hiroaki Takeuchi, Koji Hirashima, Kenji Nishi, Wen-Yung Wu 2023-08-08