Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453989 | Heat exchanger | Yoshinori Watanabe, Akira Yoshikoshi, Atsushi Suzuki, Kiyoto Yasui, Hiroyuki Kotou +3 more | 2002-09-24 |
| 6012513 | Heat exchanger | Yoshifusa Tobata | 2000-01-11 |
| 5517757 | Method of manufacturing a stacked heat exchanger | Masateru Hayashi, Shigeo Sakai | 1996-05-21 |
| 5443116 | Stacked heat exchanger | Masateru Hayashi, Kazuo Ishii, Akihiro Ito, Hidenao Kawai, Yasuhiko Hirao | 1995-08-22 |
| 5417280 | Stacked heat exchanger and method of manufacturing the same | Masateru Hayashi, Kazuo Ishii, Shigeo Sakai, Minoru Ohtsuka, Kenji Matsuda +1 more | 1995-05-23 |