Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4947146 | Electromagnetic contactor | Yasuo Ichimura, Kenji Kawasaki, Youichi Aoyama | 1990-08-07 |
| 4509026 | Polarized electromagnetic relay | — | 1985-04-02 |
| 4490701 | Electromagnetic switchgear comprising a magnetic drive and a contact apparatus placed thereabove | Bernhard Dietrich, Tetsuo Mori | 1984-12-25 |
| 4292614 | Electromagnetic relay | Kenji Ono, Minoru Shibata | 1981-09-29 |