Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698778 | Throttle valve opening sensor | Takao Ban | 1997-12-16 |
| 5623960 | Solenoid-operated valve for thermally insulated piping and attachment construction therefor | Yoji Mori, Minoru Ueta | 1997-04-29 |