Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678422 | Refrigerant evaporator | Masahiro Shimoya | 1997-10-21 |
| 5669439 | Laminated type heat exchanger | Etsuo Hasegawa, Masatoshi Sudo, Toshiya Nagasawa | 1997-09-23 |
| 5653283 | Laminated type heat exchanger | Etsuo Hasegawa, Toshiya Nagasawa, Masatoshi Sudo | 1997-08-05 |
| 5632161 | Laminated-type evaporator | Masahiro Shimoya, Toshiya Nagasawa, Ryouichi Sanada | 1997-05-27 |