Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566990 | Electromagnetic actuator and valve-open-close mechanism | Hitoshi Oyama, Kenji Matsunuma, Kouichi Sogabe | 2003-05-20 |
| 6534170 | Diamond-coated sliding part | Yasushi Mochida | 2003-03-18 |