Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5746159 | Combustion device in tube nested boiler and its method of combustion | Hiroshi Kobayashi, Yoshiharu Ueda, Masamichi Yamamoto, Atsumi Kaminashi | 1998-05-05 |
| 5482009 | Combustion device in tube nested boiler and its method of combustion | Hiroshi Kobayashi, Yoshiharu Ueda, Masamichi Yamamoto, Atsumi Kaminashi | 1996-01-09 |