Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923019 | Heat exchanger | Masaaki Kawakubo, Etsuo Hasegawa | 2005-08-02 |
| 6907922 | Heat exchanger | Yoshiki Katoh, Masaaki Kawakubo, Etsuo Hasegawa | 2005-06-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923019 | Heat exchanger | Masaaki Kawakubo, Etsuo Hasegawa | 2005-08-02 |
| 6907922 | Heat exchanger | Yoshiki Katoh, Masaaki Kawakubo, Etsuo Hasegawa | 2005-06-21 |