KT

Kunitoshi Takahashi

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Kasai, JP: #3,639 of 5,842 inventorsTop 65%
Overall (All Time): #3,799,697 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5320678 Process for producing 4,4'-diamino-1,1,'-dianthraquinonyl pigments Hiroki Inoue, Toshiaki Kishimoto, Iwao Sakaguchi, Yoshiaki Hayashi, Keisuke Ito 1994-06-14