Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644047 | Air conditioner | Youichi Ohnuma, Masahito Yoshizawa | 2003-11-11 |
| 6637236 | Refrigerating device | — | 2003-10-28 |
| 6591631 | Refrigerating device | — | 2003-07-15 |
| 6581397 | Refrigerating device | Junichirou Tanaka, Koji Shibaike | 2003-06-24 |
| 6569347 | Refrigerating machine oil and refrigerator using the same | Ryuzaburo Yajima, Koichi Kita, Youichi Oonuma, Masaki Nomura | 2003-05-27 |