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USPTO Patent Rankings Data through Dec 31, 2025
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Yasumichi Kogai — 2 Patents in 2021

SOSofsera: 2 patents #1 of 8Top 15%
Tokyo, JP: #2,469 of 13,453 inventorsTop 20%
Overall (2021): #97,603 of 548,734Top 20%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11168031 Calcium phosphate sintered particles and production method therefor Nobuo Aoi, Daisuke Nomi, Karl Kazushige Kawabe 2021-11-09
10981832 Sintered calcium phosphate molded body and process for manufacturing the same Takashi Iwamoto, Karl Kazushige Kawabe 2021-04-20