| 4528432 |
Vacuum interrupter |
Katsuaki Senba |
1985-07-09 |
| 4499349 |
Vacuum interrupter |
Shinzo Sakuma, Masayuki Kano, Yutaka Kashimoto |
1985-02-12 |
| RE31797 |
Arc-shield supporting structure of a vacuum power interrupter |
Shinzo Sakuma |
1985-01-08 |
| 4481390 |
Vacuum circuit interrupter |
Yoshiyuki Kashiwagi, Yutaka Kashimoto, Shinzo Sakuma, Yukio Kobari, Hidemi Kawaguchi |
1984-11-06 |
| 4450327 |
Vacuum interrupter |
Hifumi Yanagisawa, Yoshiyuki Kashiwagi |
1984-05-22 |
| 4431885 |
Vacuum interrupter |
Shinzo Sakuma, Yutaka Kashimoto |
1984-02-14 |
| 4417110 |
Vacuum interrupter |
Hifumi Yanagisawa, Shinzo Sakuma |
1983-11-22 |
| 4414448 |
Vacuum circuit interrupter |
Yutaka Kashimoto, Shinzo Sakuma, Yukio Kobari, Hidemi Kawaguchi |
1983-11-08 |
| 4410777 |
Vacuum circuit interrupter |
Shinzo Sakuma, Yukio Kobari |
1983-10-18 |
| 4408107 |
Vacuum interrupter |
Shinzo Sakuma, Eiji Umeya, Yukio Kobari, Hidemi Kawaguchi |
1983-10-04 |
| 4394554 |
Vacuum circuit interrupter |
Shinzo Sakuma, Hidemi Kawaguchi, Yukio Kobari |
1983-07-19 |
| 4365127 |
Vacuum power interrupter |
Shinzo Sakuma |
1982-12-21 |
| 4310735 |
Arc-shield supporting structure of a vacuum power interrupter |
Shinzo Sakuma |
1982-01-12 |