Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411189 | Structure of spool of electromagnetic relay | Masayuki Noda | 2002-06-25 |
| 4975623 | Electromagnetic relay for transmitting operating sounds thereof | — | 1990-12-04 |
| 4398165 | Electromagnetic device | — | 1983-08-09 |
| 4267540 | Hinge-type electromagnetic relay | — | 1981-05-12 |