Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498314 | Vacuum switch and vacuum switchgear using the same | Toru Tanimizu, Syuuichi Kikukawa, Katunori Kojima, Ayumu Morita, Hiroshi Yokoyama +2 more | 2002-12-24 |
| 6335502 | Vacuum switch and vacuum switch gear using the vacuum switch | Shuichi Kikukawa, Tooru Tanimizu, Minoru Kanoi, Makoto Tazawa | 2002-01-01 |