Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Koichi Katayama — 2 Patents in 2021

SCSanyo Electric Co.: 1 patents #31 of 105Top 30%
SISumitomo Rubber Industries: 1 patents #111 of 288Top 40%
Tokyo, JP: #2,469 of 13,453 inventorsTop 20%
Overall (2021): #140,115 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11094922 Methods for producing nonaqueous electrolyte secondary battery and electrode thereof Hidemasa Kawai, Haruya Nakai 2021-08-17
10882363 Pneumatic tire 2021-01-05