Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Masami Takemitsu — 1 Patent

F-F-Tech: 1 patents #28 of 100Top 30%
Yamaguchi, JP: #611 of 1,016 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Masami Takemitsu has been granted 1 US patent while listed as an inventor at F-Tech. All of these patents were granted in 2000. Masami Takemitsu ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Masami Takemitsu in Yamaguchi, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6087499 Process for producing 5-perfluoroalkyluracil derivatives Kazuhiko Tokoyoda, Koji Kato, Hiroaki Mizumoto, Shoji Arai 2000-07-11