TO

Tatsuya Okamura

NC Nippon Carbon Co.: 1 patents #26 of 58Top 45%
SC Sumitomo Osaka Cement Co.: 1 patents #199 of 327Top 65%
Overall (All Time): #2,176,320 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6843761 Paper feed roller and method of manufacture Kiyohiko Uchida, Hiroo Ushioda, Satoshi Ozawa, Yasuhiko Shimada, Sousuke Miyaji +2 more 2005-01-18
4440571 Process for the surface treatment of inorganic fibers for reinforcing titanium or nickel and product Toshikatsu Ishikawa, Junichi Tanaka, Haruo Teranishi, Tokuji Hayase 1984-04-03