Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yan Duan — 5 Patents

Futurewei Technologies: 5 patents #365 of 1,563Top 25%
Ames, IA: #282 of 1,427 inventorsTop 20%
Iowa: #3,116 of 15,303 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Yan Duan has been granted 5 US patents while listed as an inventor at Futurewei Technologies. The first was granted in 2017 and the most recent in October 2019. Yan Duan ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Yan Duan in Ames, IA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10461757 Reference-less frequency detector with high jitter tolerance Liang Gu, Yuming Cao, Gong Lei, Yen Dang, Yifan Gu +3 more 2019-10-29
10122348 Interference-immunized multiplexer Liang Gu, Yuming Cao, Gong Lei, Yen Dang, Yifan Gu +3 more 2018-11-06
10116470 Combined low and high frequency continuous-time linear equalizers Liang Gu, Yuming Cao, Yen Dang, Gong Lei, Hungyi Lee +3 more 2018-10-30
9941958 On-chip test interface for voltage-mode Mach-Zehnder modulator driver Liang Gu, Yuming Cao, Yifan Gu, Hungyi Lee, Gong Lei +3 more 2018-04-10
9584303 Reference-less frequency detector with high jitter tolerance Liang Gu, Yuming Cao, Gong Lei, Yen Dang, Yifan Gu +3 more 2017-02-28