Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9541325 | Refrigerator and information system | Fumiaki Sato, Yoshito Kimura, Masakazu Hoashi, Yasuyuki Okamoto, Osamu Ueno | 2017-01-10 |
| 6014004 | Refrigerating apparatus, and refrigerator control and brushless motor starter used in same | Kouji Hamaoka, Keiji Ogawa, Koyo Shibuya, Takashi Satomura, Hideharu Ogahara +1 more | 2000-01-11 |
| 5970733 | Refrigerating apparatus and refrigerator control and brushless motor starter used in same | Kouji Hamaoka, Keiji Ogawa, Koyo Shibuya, Takashi Satomura, Hideharu Ogahara +1 more | 1999-10-26 |
| 5857349 | Refrigerating apparatus, and refrigerator control and brushless motor starter used in same | Kouji Hamaoka, Keiji Ogawa, Koyo Shibuya, Takashi Satomura, Hideharu Ogahara +1 more | 1999-01-12 |