Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666265 | Heat exchanger, method of manufacturing the heat exchanger, and method of manufacturing tube for heat exchange | Muneo Sakurada, Shin Kurihara, Shoji Akiyama, Jun Akaike, Kazuo Ochiai | 2003-12-23 |
| 6591900 | Heat exchanger, tube for heat exchanger, and method of manufacturing the heat exchanger and the tube | Shoji Akiyama, Kazuo Ochiai | 2003-07-15 |