Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11595019 | Acoustic wave resonator, filter, and multiplexer | Naoki Kakita, Osamu Kawachi | 2023-02-28 |
| 10187035 | Acoustic wave device | Osamu Kawachi | 2019-01-22 |
| 5930894 | Method for manufacturing heat exchangers | Yukihiro Fukada | 1999-08-03 |
| 5806587 | Heat exchanger | Kenichi Sasaki, Tomohiro Chiba, Jun Iwai | 1998-09-15 |
| 5718285 | Heat exchanger and method for manufacturing heat exchangers | Yukihiro Fukada | 1998-02-17 |
| 5590710 | Heat exchanger | Kenichi Sasaki, Tomohiro Chiba, Jun Iwai | 1997-01-07 |
| 5540278 | Heat exchanger | Tomohiro Chiba, Hisao Aoki | 1996-07-30 |