Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Christopher Ahna — 2 Patents

Microsoft: 2 patents #17,644 of 40,388Top 45%
Puyallup, WA: #141 of 382 inventorsTop 40%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Christopher Ahna has been granted 2 US patents while listed as an inventor at Microsoft. The first was granted in 2011 and the most recent in June 2014. Christopher Ahna ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Christopher Ahna in Puyallup, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8745441 Processor replacement Andrew J. Ritz, Ellsworth D. Walker, Yimin Deng 2014-06-03 $32,410,000
7934121 Transparent replacement of a system processor Andrew J. Ritz, Ellsworth D. Walker, Yimin Deng 2011-04-26 $19,159,000