Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hoa Trung

IBM: 1 patents #44,794 of 70,183Top 65%
San Jose, CA: #22,480 of 32,062 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,251,468 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7951524 Self-topcoating photoresist for photolithography Robert David Allen, Phillip Brock, Shiro Kusumoto, Yukio Nishimura, Daniel P. Sanders +4 more 2011-05-31