Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9437382 | Electromagnet device and electromagnetic relay using the same | Tatsuro Kato, Masaaki Yamamoto, Kazuya Murakami, Kazuki Tsujikawa, Daisuke Narimatsu +2 more | 2016-09-06 |
| 9070501 | Electromagnet device, method of assembling the same, and electromagnetic relay using the same | Toshifumi Sumino, Masaaki Yamamoto, Tatsuro Kato, Kazuya Murakami, Shinichi Furusho | 2015-06-30 |