Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Chifamba — 5 Patents

Visa: 5 patents #378 of 2,009Top 20%
Austin, TX: #5,567 of 18,064 inventorsTop 35%
Texas: #28,633 of 125,132 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Robert Chifamba has been granted 5 US patents while listed as an inventor at Visa. The first was granted in 2022 and the most recent in January 2025. Robert Chifamba ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Robert Chifamba in Austin, TX, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12206667 System, method, and computer program product for controlling access to online actions Krishnaram Muthusamy 2025-01-21
12081979 One-time wireless authentication of an Internet-of-Things device Krishnaram Muthusamy 2024-09-03 $191,654,000
11734433 Open source vulnerability remediation tool Vinjith Nagaraja, Raymond Scott Brammer, James Myers, Christopher John Barkley Gutierrez, Ireneusz Pazdzierniak +8 more 2023-08-22 $218,225,000
11308218 Open source vulnerability remediation tool Vinjith Nagaraja, Raymond Scott Brammer, James Myers, Christopher John Barkley Gutierrez, Ireneusz Pazdzierniak +8 more 2022-04-19 $186,432,000
11303637 System, method, and computer program product for controlling access to online actions Krishnaram Muthusamy 2022-04-12 $160,023,000