HK

Hisashi Kohkame

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #1,308,718 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4460783 Ether imides and process for producing the same Akio Nishikawa, Masashi Shitara, Susumu Era, Toshiaki FUKUSHIMA, Hiroshi Suzuki 1984-07-17
4307195 Immobilized enzyme membrane Yoshiharu Karasawa 1981-12-22
4278780 Thermosetting resin composition comprising epoxy compound and reaction product of unsaturated dicarboxylic acid anhydride and excess diamine Akio Nishikawa, Hiroshi Suzuki 1981-07-14
4278786 Aromatic polyamides containing ether linkages and process for producing same Ken Nanaumi, Fusaji Shoji, Susumu Era 1981-07-14