Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6412754 | Pressure control device | Takashi Ogawa | 2002-07-02 |
| 5904180 | Pressure control device integral formed the electric controller | Moritaka Iwamura, Toshihiro Hamada | 1999-05-18 |
| 5853231 | Pressure control device | Moritaka Iwamura, Toshihiro Hamada | 1998-12-29 |