Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6380832 | Electromagnetic actuator | Hitoshi Oyama, Takao Nishioka, Takatoshi Takikawa | 2002-04-30 |
| 6371063 | Valve-open-close mechanism | Hitoshi Oyama, Takao Nishioka, Takatoshi Takikawa, Toshihiko Kaji, Nozomu Kawabe +1 more | 2002-04-16 |
| 6367433 | Electromagnetic actuator and valve-open-close mechanism | Hitoshi Oyama, Takao Nishioka, Hisanori Ohara | 2002-04-09 |