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USPTO Patent Rankings Data through Dec 31, 2025
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David H. Uchimura — 1 Patent

TETegal: 1 patents #34 of 53Top 65%
Chandler, AZ: #2,153 of 3,331 inventorsTop 65%
Arizona: #18,529 of 32,909 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David H. Uchimura has been granted 1 US patent while listed as an inventor at Tegal. All of these patents were granted in 1987. David H. Uchimura ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David H. Uchimura in Chandler, AZ, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4678540 Plasma etch process 1987-07-07