SN

Seiichi Nakahama

JR Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
NI Nissan Chemical Industries: 1 patents #655 of 1,150Top 60%
📍 Furubira, JP: #2 of 2 inventorsTop 100%
Overall (All Time): #2,335,595 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4730031 Polymers of substituted 1,3-butadiene compounds having reactive silyl groups and process for their preparation Fumie Sato, Akira Hirao, Misao Miyamoto, Kenichi Osawa, Toshihiro Ishii 1988-03-08
4339590 Cyclic sulfur compounds Noboru Yamazaki, Kazuo Yamaguchi 1982-07-13