Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Roy P. Tan — 2 Patents

Microsoft: 2 patents #17,644 of 40,388Top 45%
Redmond, WA: #4,371 of 8,547 inventorsTop 55%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Roy P. Tan has been granted 2 US patents while listed as an inventor at Microsoft. The first was granted in 2012 and the most recent in April 2013. Roy P. Tan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Roy P. Tan in Redmond, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8433954 Testing components for thread safety Sebastian Burckhardt, Christopher W. Dern, Madanlal Musuvathi 2013-04-30 $25,167,000
8276021 Concurrency test effectiveness via mutation testing and dynamic lock elision Christopher W. Dern, Shaun Emory Miller 2012-09-25 $17,180,000