RK

Ryuichi Kisaka

OC Oji Paper Co.: 1 patents #173 of 423Top 45%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Overall (All Time): #2,042,121 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8628839 Recording medium Tsukasa Matsuda, Eizo Kurihara, Shoji Yamaguchi, Kunihiro Takahashi, Mario Fuse +2 more 2014-01-14
6110865 Recording composite sheet Shigeo Hayashi, Toshikazu Onishi, Koji Narita 2000-08-29