Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966365 | Outflow prevention device | Tokumi Tsugawa | 2005-11-22 |
| 6957663 | Solenoid control valve | Yuusuke Inoue, Toshiyuki Shiota, Tokumi Tsugawa | 2005-10-25 |
| 6889554 | Method of adjusting pressure sensor | Naoya Wanajo | 2005-05-10 |
| 6866242 | Proportional valve | — | 2005-03-15 |
| 6860294 | Four-way switching valve | Tokumi Tsugawa, Katsumi Koyama | 2005-03-01 |