KK

Kiyohiko Koizumi

KC Koa Oil Company: 1 patents #17 of 38Top 45%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
Overall (All Time): #4,071,384 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4334920 Integrated process for thermal cracking of heavy oil and reduction of iron ores Kenji Mori, Eiji Miura, Reijiro Nishida 1982-06-15