HK

Haruki Kai

IC Idemitsu Petrochemical Co.: 2 patents #182 of 578Top 35%
Overall (All Time): #2,280,093 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5534327 Powdered leather and method of producing the same Tohru Nishi, Yasuji Kawamura, Kazuo Minato, Nobuo Kusamoto, Kazuhisa Kaneda +1 more 1996-07-09
5272190 Rubber composition containing powdered leather and molding products Takao Inokuchi, Tohru Nishi 1993-12-21