SY

Shun YANAI

CC Cosmo Oil Co.: 1 patents #111 of 229Top 50%
IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
NC Nippon Brown Coal Liquefaction Co.: 1 patents #7 of 15Top 50%
Overall (All Time): #3,839,747 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5269910 Method of coil liquefaction by hydrogenation Tetsuo Matsumura, Kaizaburo Saito, Osamu Okuma, Hiroshi Yoshimura, Yasuo Sugino +3 more 1993-12-14