KS

Katsuma Sakai

KC Koa Oil Company: 1 patents #17 of 38Top 45%
Overall (All Time): #3,783,192 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5462816 Air cell Okiyoshi Okamura, Mitsunori Yoshimura 1995-10-31