HY

Hiroaki Yoshitomi

NC Nippon Petrochemicals, Co.: 1 patents #181 of 359Top 55%
TC Toagosei Chemical Industry Co.: 1 patents #32 of 115Top 30%
Overall (All Time): #3,863,678 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5164454 Ethylene graft copolymer and molding resin composition containing the same Katsufumi Suga, Yoshihiro Yoshinaga, Takashi Tsuda, Shiro Kojima, Kishiro Azuma 1992-11-17