Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5826324 | Method of manufacturing flat-type commutator | Toru Abe, Yuzuru Yoshida, Masakazu Suwa, Shinya Ashimura | 1998-10-27 |
| 5760518 | Flat-type commutator and method for its manufacture | Toru Abe, Yuzuru Yoshida, Masakazu Suwa, Shinya Ashimura | 1998-06-02 |
| 4367377 | Horn loudspeaker with particular suspension and lead wire passage | Masayuki Uchiyama | 1983-01-04 |