Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5025238 | Electromagnetic relay | Ken-iti Matuo, Muneo Nakata, Isaji Tanihara | 1991-06-18 |
| 4730176 | Electromagnet having a pivoted polarized armature | Kenichi Matsuo, Muneo Nakata, Kazuhiro Oota, Tooru Oohara, Makoto Yazawa | 1988-03-08 |