KN

Koshi Numata

JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
Overall (All Time): #3,898,547 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4910041 Film formation process Kenji Yanagihara, Mituo Kimura, Hitoshi Chawanya 1990-03-20