Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Pasan Hapuarachchi — 5 Patents

Visa: 2 patents #845 of 2,009Top 45%
San Anselmo, CA: #54 of 239 inventorsTop 25%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Pasan Hapuarachchi has been granted 5 US patents while listed as an inventor at Visa. The first was granted in 2008 and the most recent in July 2025. Pasan Hapuarachchi ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Pasan Hapuarachchi in San Anselmo, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12348645 User device gated secure authentication computing systems and methods Simon Law 2025-07-01
11936684 Systems and methods for protecting against relay attacks Brian Sullivan, Quan Wang, Yuexi Chen, Christian Aabye, Christian Flurscheim 2024-03-19 $189,019,000
11647042 Systems and methods for protecting against relay attacks Brian Sullivan, Quan Wang, Yuexi Chen, Christian Aabye, Christian Flurscheim 2023-05-09 $172,422,000
11451401 User device gated secure authentication computing systems and methods Simon Law 2022-09-20
7447494 Secure wireless authorization system Simon Law, Daniel Man Tse, Jimmy Law 2008-11-04