Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678420 | Waste incineration heat conversion system | Toshiko Fukushima, Yasuo Koseki, Akinobu Hayashi | 1997-10-21 |
| 5675970 | Rankine cycle power generation system and a method for operating the same | Akira Yamada, Yoshinari Hori, Yasuo Koseki | 1997-10-14 |