Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chih-Pen Chang — 1 Patent

ALAli: 1 patents #43 of 149Top 30%
Taipei, TW: #13,581 of 24,966 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Chih-Pen Chang has been granted 1 US patent while listed as an inventor at Ali. All of these patents were granted in 2007. Chih-Pen Chang ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Chih-Pen Chang in Taipei, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7263186 Speed-up hardware architecture for CCMP encryption protocol Ming-Shiang Lai 2007-08-28