Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176812 | Copper fin material for heat-exchanger and method of producing the same | Hideo Suda, Norimasa Sato, Katsuhiko Takada, Sumio Susa, Kenichi Omata | 1993-01-05 |
| 5063117 | Copper fin material for heat-exchanger and method of producing the same | Hideo Suda, Norimasa Sato, Katsuhiko Takada, Sumio Susa, Kenichi Omata | 1991-11-05 |