Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5007240 | Hybrid Rankine cycle system | Shigeyoshi Kawano, Ikuo Kohtaka, Kojiro Yamada, Hiroyuki Kaku, Tsuneo Narita | 1991-04-16 |
| 4711828 | Carbon monoxide-oxygen fuel cell | Kunio Okiura, Fumihiko Hanayama, Mutsuo Yamada, Yoshijiro Arikawa | 1987-12-08 |