Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645126 | Laminated heat exchanger | Kunihiko Nishishita | 1997-07-08 |
| 5605191 | Heat exchanger | Yoshihisa Eto, Toshio Tsubakida | 1997-02-25 |
| 5603159 | Method of producing heat exchangers | Toshio Tsubakida, Yoshihisa Eto, Shoji Kuwabara | 1997-02-18 |