AM

Akihiko Morikawa

JR Japan Synthetic Rubber: 2 patents #3 of 76Top 4%
Overall (1997): #46,466 of 185,788Top 30%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5691413 Ethylene-.alpha.-olefin-non-conjugated diene copolymer rubber composition Masayuki Motonari, Masashi Shimakage, Katsumi Oka 1997-11-25
5677382 Ethylene-.alpha.-olefin-non-conjugated diene copolymer rubber composition Shoei Tsuji, Hidekatsu Gotoh, Fumio Tsutsumi, Yoji Mori 1997-10-14