KK

Kazuo Kamaya

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Toyonaka, JP: #733 of 1,166 inventorsTop 65%
Overall (All Time): #3,925,831 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4822898 Ascorbic acid or erythorbic acid derivatives Yukihisa Takisawa 1989-04-18