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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Vei-Han Chen — 2 Patents

AMD: 2 patents #4,722 of 9,280Top 55%
San Jose, CA: #17,797 of 32,062 inventorsTop 60%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Vei-Han Chen has been granted 2 US patents while listed as an inventor at AMD. The first was granted in 1999 and the most recent in December 2000. Vei-Han Chen ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Vei-Han Chen in San Jose, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6157572 Method for erasing flash electrically erasable programmable read-only memory (EEPROM) Sameer Haddad, Wing Leung, John Chen, Ravi Sunkavalli, Ravi Prakash Gutala +2 more 2000-12-05 $3,995,000
5901090 Method for erasing flash electrically erasable programmable read-only memory (EEPROM) Sameer Haddad, Wing Leung, John Chen, Ravi Sunkavalli, Ravi Prakash Gutala +2 more 1999-05-04 $2,190,000