Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612523 | Vacuum circuit-breaker and electrode assembly therefor and a manufacturing method thereof | Yoshimi Hakamata, Toru Tanimizu, Katsuhiro Komuro | 1997-03-18 |
| 5594224 | Vacuum circuit interrupter | Toru Tanimizu, Yoshimi Hakamata, Masato Kobayashi, Katsuhiro Komuro | 1997-01-14 |
| 4191286 | Apparatus for transporting cylindrical steel articles | Katsutoshi Sato, Susumu Ito, Tadashi Kanaya, Hiroaki Onishi, Tsuneo Ichiishi | 1980-03-04 |