Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8670382 | Control apparatus, wireless communication apparatus, communication system, and control method | Shinya Hatakeyama, Kiyohisa Hoshino, Takeshi Shimada | 2014-03-11 |
| 6988539 | Heat exchanger | Shoji Akiyama | 2006-01-24 |
| 6896044 | Heat exchanger | — | 2005-05-24 |
| 6860324 | Heat exchanger | Shoji Akiyama | 2005-03-01 |
| 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 |
| 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 |
| 6467170 | Tube for heat exchangers and method of manufacturing same | Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita, Shoji Akiyama +1 more | 2002-10-22 |
| 6357520 | Heat exchanger | Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita, Shoji Akiyama +1 more | 2002-03-19 |
| 6295832 | Receiver tank | Akihiko Takano | 2001-10-02 |
| 6119341 | Method of manufacturing flat tubes for heat exchanger | Takashi Sugita | 2000-09-19 |
| 6073688 | Flat tubes for heat exchanger | — | 2000-06-13 |
| 6053243 | Header pipe for heat exchanger and manufacturing apparatus and manufacturing method thereof | Takashi Sugita, Hitoshi Makabe | 2000-04-25 |
| 5996633 | Heat-exchanging conduit tubes for laminated heat exchanger and method for producing same | — | 1999-12-07 |
| 5979051 | Heat exchanger and method of producing the same | Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita, Shoji Akiyama +1 more | 1999-11-09 |
| 5950713 | Connector for heat exchanger | — | 1999-09-14 |
| 5908070 | Heat exchanger | Shoji Akiyama | 1999-06-01 |
| 5868198 | Header pipes for heat exchanger | — | 1999-02-09 |
| 5865243 | Heat exchanger | Takashi Sugita | 1999-02-02 |
| 5782295 | Heat exchanger | Takashi Sugita | 1998-07-21 |
| 5768782 | Flat tube for heat exchanger and method for manufacturing it | — | 1998-06-23 |
| 5727626 | Header tank of heat exchanger | — | 1998-03-17 |
| 5697433 | Heat-exchanger conduit for tube-stacking type heat exchanger and method of manufacturing it | — | 1997-12-16 |
| 5689881 | Flat tube for heat exchanger and method for producing same | — | 1997-11-25 |