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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daisuke Koma — 1 Patent

CHChisso: 1 patents #468 of 833Top 60%
WUWaseda University: 1 patents #116 of 411Top 30%
Chiba, JP: #3,922 of 6,266 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Daisuke Koma has been granted 1 US patent while listed as an inventor at Chisso. All of these patents were granted in 2009. Daisuke Koma ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Daisuke Koma in Chiba, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7517678 Method for protein production Kuniki Kino, Toshiya Sawai 2009-04-14