Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799630 | Tube for heat exchangers and method of manufacturing the same | Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita, Shoji Akiyama +1 more | 2004-10-05 |
| 6679319 | Heat exchanger | — | 2004-01-20 |