Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7444828 | Ice discharging structure of ice making mechanism | Shizuma Kadowaki, Masaaki Kawasumi, Hiroki Imaoka | 2008-11-04 |
| 7010933 | Ice-making mechanism of ice-making machine | Masaaki Kawasumi, Kenji Takahashi, Shizuma Kadowaki, Shinichi Nagasawa, Tadaharu Hosogi | 2006-03-14 |
| 6637615 | Thermal insulation box | Masaaki Kawasumi | 2003-10-28 |