Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8342808 | Cooling fan | Hidetake Ota, Yuichi Katayama | 2013-01-01 |
| 5929544 | Drainage structure of fan motor | Masaei Sato | 1999-07-27 |
| 5216306 | Casing structure for motor | Yasuaki Nakazawa, Masashi Fukui, Takayoshi Sakamoto | 1993-06-01 |
| 5071322 | Waterproof structure for fan motor | — | 1991-12-10 |