Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477994 | Electromagnetic driving valve of internal combustion engine | Atsushi Umemoto, Kenji Abe, Yoshinori Onohara | 2002-11-12 |
| 6433662 | Solenoid actuator | Atsushi Umemoto, Minoru Torii | 2002-08-13 |
| 6414406 | Solenoid actuator | Yoshinori Onohara, Osamu Suzuki | 2002-07-02 |
| 6373361 | Core of solenoid actuator | Atsushi Umemoto, Minoru Nakamura | 2002-04-16 |