Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuya Takechi — 1 Patent in 2021

SCSumitomo Seika Chemicals Co.: 1 patents #14 of 35Top 40%
Kariya, JP: #319 of 859 inventorsTop 40%
Overall (2021): #237,283 of 548,734Top 45%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11117111 Apparatus for producing water-absorbing resin particles Masato Kotake, Hideo Kazama 2021-09-14