KI

Katuhiro Ishikawa

JR Japan Synthetic Rubber: 3 patents #110 of 558Top 20%
📍 Yokkaichi, JP: #880 of 2,072 inventorsTop 45%
Overall (All Time): #1,666,643 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4897088 Dispersing agent and a solid fuel slurry composition containing the same Katsumi Ito, Youji Shigeyoshi 1990-01-30
4390717 Process for preparing carboxylic acid esters of dicyclopentadienes Ryotaro Ohno, Masatoshi Arakawa 1983-06-28
4370447 Unsaturated polyester resin compositions Ryotaro Ohno, Masatoshi Arakawa 1983-01-25