Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WC

Wangpeng Cao — 1 Patent

CHChrontel: 1 patents #9 of 21Top 45%
San Jose, CA: #22,679 of 32,062 inventorsTop 75%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Wangpeng Cao has been granted 1 US patent while listed as an inventor at Chrontel. All of these patents were granted in 2003. Wangpeng Cao ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Wangpeng Cao in San Jose, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6670838 Digital clock adaptive duty cycle circuit 2003-12-30