KI

Katsumi Ito

JR Japan Synthetic Rubber: 1 patents #11 of 74Top 15%
📍 Seto, JP: #3 of 20 inventorsTop 15%
Overall (1994): #108,988 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, Tatuo Uekawa, Katsuhiro Ishikawa 1994-09-27