Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783110 | Proportional solenoid valve | Hisatoshi Hirota, Katsumi Koyama, Toshiyuki Shiota, Yuusuke Inoue | 2004-08-31 |
| 6694760 | Refrigerating cycle | Hisatoshi Hirota | 2004-02-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783110 | Proportional solenoid valve | Hisatoshi Hirota, Katsumi Koyama, Toshiyuki Shiota, Yuusuke Inoue | 2004-08-31 |
| 6694760 | Refrigerating cycle | Hisatoshi Hirota | 2004-02-24 |