Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251298 | Installation construction method for boiler facilities | Kazuki Tatehira, Tadayoshi Mariyama | 2012-08-28 |
| 5617916 | Fin tube heat exchanger | Toshinori Shigenaka, Tetsuo Mimura, Ikuo Kohtaka, Takahiro Marumoto | 1997-04-08 |