Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sergey Shumarayev — 5 Patents

San Leandro, CA: #128 of 574 inventorsTop 25%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Sergey Shumarayev has been granted 5 US patents. The first was granted in 2008 and the most recent in March 2015. Sergey Shumarayev ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Sergey Shumarayev in San Leandro, CA, US.

Patents per Year

Patents granted per year, 2008 to 2015Bar chart with a peak of 2 patents in 2012.peak 22008: 1 patents20082012: 2 patents20122013: 1 patents20132015: 1 patents2015

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8995599 Techniques for generating fractional periodic signals Tien Duc Pham, Leon Zheng, Zhi Y. Wong, Paul Ekas 2015-03-31 $12,806,000
8537956 Techniques for generating fractional periodic signals Tien Duc Pham, Leon Zheng, Zhi Y. Wong, Paul Ekas 2013-09-17 $6,493,000
8120407 Techniques for varying phase shifts in periodic signals Teng Chow Ooi, Eng Huat Lee, Chuan Khye Chai, Yew Fatt Kok 2012-02-21 $11,276,000
8098087 Method and apparatus for standby voltage offset cancellation John Lam, Arch Zaliznyak, Wilson Wong, Tin H. Lai, Chong H. Lee 2012-01-17 $10,977,000
7414559 Dynamic bias circuit Tin H. Lai, Wilson Wong 2008-08-19 $6,728,000