KI

Katsuhiro Ishikawa

JR Japan Synthetic Rubber: 1 patents #11 of 74Top 15%
📍 Toyota, JP: #29 of 72 inventorsTop 45%
Overall (1994): #109,010 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5350820 Butadienesulfonic acid or isoprenesulfonic acid copolymer Hisao Ono, Katsumi Ito, Tatuo Uekawa 1994-09-27