Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8646283 | Ice making method and ice making device | Hiroki Kuratani, Katsuhiko Hayashi | 2014-02-11 |
| 7793915 | Valve drive device | Tetsuhiko Hara | 2010-09-14 |
| 7475704 | Valve drive device | Tetsuhiko Hara | 2009-01-13 |
| 7284571 | Valve device | Tetsuhiko Hara | 2007-10-23 |
| 6926250 | Valve driving device | Katsuo Hashimoto | 2005-08-09 |
| 6880802 | Valve device | Tetsuhiko Hara | 2005-04-19 |
| 6865900 | Temperature control method for refrigerator | Tetsuhiko Hara | 2005-03-15 |
| 6769445 | Valve drive device | Katsuo Hashimoto | 2004-08-03 |
| 6543066 | Washing water supply apparatus | Katsunori Tomita, Kenichi Ito | 2003-04-08 |
| 5811903 | Motor | Toshio Ueno, Fujio Iwashita, Toshio Yamamoto | 1998-09-22 |
| 4437890 | Method of the preparation of high density sintered alloys based on iron and copper | Tadao Hayasaka, Masahiro Suzuki, Yoshiaki Takeya | 1984-03-20 |