EH

Eisaku Hirasawa

DC Du Pont-Mitsui Polychemicals Co.: 4 patents #4 of 53Top 8%
EA E.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
Overall (All Time): #1,046,231 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6207759 Composition for a cover of a golf ball Yoshiyuki Iwase, Sumio Fujita 2001-03-27
5231133 Thermoplastic reaction product of ethylene/unsaturated carboxylic acid copolymer, amine compound and polyepoxy resin Hirohide Hamazaki 1993-07-27
5210138 Ionomer composition Yoshimasa Yamamoto 1993-05-11
5179168 Ionomer composition 1993-01-12
4968752 Ionomer composition Manabu Kawamoto, Yasuhisa Hosoai 1990-11-06