KS

Koji Shiina

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,329,889 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4820594 Method of starting fuel cell power generation system Shigehisa Sugita, Kazuhito Koyama, Seiichiro Sakaguchi, Michio Kuroda, Yoshiki Noguchi 1989-04-11
4546608 Thermo-siphon type generator apparatus Seiichiro Sakaguchi, Yasuaki Akatsu 1985-10-15