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USPTO Patent Rankings Data through Dec 31, 2025
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Tatsuki Oguchi — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Kawagoe, JP: #812 of 1,278 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Tatsuki Oguchi has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1989. Tatsuki Oguchi ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Tatsuki Oguchi in Kawagoe, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4818255 Material for gas separation Junichi Matsuura, Munehisa Okada 1989-04-04