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USPTO Patent Rankings Data through Sept 30, 2025
RK

Ryusei Kouda

FIFujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Minamiashigara, JP: #121 of 172 inventorsTop 75%
Overall (All Time): #3,421,970 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7072604 Electro-conductive roll and image-forming apparatus using the same Hiroyuki Miura, Hiroshi Takayama, Minoru Rokutan, Takahiko Hattori, Ryuji Watanabe 2006-07-04