Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725677 | Refrigerator, abrasive powder judging device, and refrigerant oxidation judging device | — | 2004-04-27 |
| 6718777 | Refrigerating apparatus | — | 2004-04-13 |
| 6701744 | Motor-driven needle valve for refrigerating circuit and refrigerating device with the motor-driven needle valve | Ryuzaburo Yajima, Nobuo Domyo, Hajime Esumi | 2004-03-09 |
| 6672100 | Porous part for refrigerators, and method of producing the same and refrigerator | Atsushi Endou | 2004-01-06 |