Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6014004 | Refrigerating apparatus, and refrigerator control and brushless motor starter used in same | Kouji Hamaoka, Keiji Ogawa, Koyo Shibuya, Hideharu Ogahara, Yasuhiro Tsujii +1 more | 2000-01-11 |
| 5970733 | Refrigerating apparatus and refrigerator control and brushless motor starter used in same | Kouji Hamaoka, Keiji Ogawa, Koyo Shibuya, Hideharu Ogahara, Yasuhiro Tsujii +1 more | 1999-10-26 |
| 5897296 | Vibrating compressor | Hideo Yamamoto, Koyo Shibuya, Ichiro Morita, Noriyuki Fujiwara, Akihisa Nakahashi | 1999-04-27 |
| 5857349 | Refrigerating apparatus, and refrigerator control and brushless motor starter used in same | Kouji Hamaoka, Keiji Ogawa, Koyo Shibuya, Hideharu Ogahara, Yasuhiro Tsujii +1 more | 1999-01-12 |