Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Leon Rishniw — 10 Patents

Microsoft: 10 patents #4,378 of 40,388Top 15%
San Francisco, CA: #4,477 of 26,999 inventorsTop 20%
California: #61,378 of 386,348 inventorsTop 20%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Leon Rishniw has been granted 10 US patents while listed as an inventor at Microsoft. The first was granted in 2004 and the most recent in October 2009. Leon Rishniw ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Leon Rishniw in San Francisco, CA, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7603563 Adaptable security mechanism for preventing unauthorized access of digital data Steven T. Ansell, Andrew R. Cherenson, Susan A. Cannon, Edward J. Allard, Jason Brownell +1 more 2009-10-13 $26,140,000
7363096 Digital audio signal filtering mechanism and method Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2008-04-22 $29,927,000
7257452 Gui for digital audio signal filtering mechanism Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2007-08-14 $20,227,000
7206650 Digital audio signal filtering mechanism and method Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2007-04-17 $35,960,000
7149593 Previewing digital audio clips Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2006-12-12 $25,378,000
7149594 Digital audio signal filtering mechanism and method Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2006-12-12 $25,378,000
7069092 Digital audio signal filtering mechanism and method Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2006-06-27 $46,558,000
7016746 Digital audio signal filtering mechanism and method Philip R. Wiser, Leeann Heringer, Gerry Kearby, Jason Brownell 2006-03-21 $26,456,000
6959220 Digital audio signal filtering mechanism and method Philip R. Wiser, Leeann Herenger, Gerry Kearby, Jason Browell 2005-10-25 $74,296,000
6792113 Adaptable security mechanism for preventing unauthorized access of digital data Steven T. Ansell, Andrew R. Cherenson, Susan A. Cannon, Edward J. Allard, Jason Brownell +1 more 2004-09-14 $68,096,000