Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5453910 | Gas insulated switchgear device | Syunji Itou, Hitoshi Kayaba, Masahiro Takahoshi, Minoru Sakaguchi | 1995-09-26 |
| 5367432 | Instrument current transformer for power cables | Kyuji Yaginuma, Takehiro Kikuchi, Shigeru Fujiya | 1994-11-22 |
| 5177664 | Gas insulated switchgear | Kenji Tsuchiya, Minoru Sakaguchi | 1993-01-05 |
| 5134542 | Three-phase package-type gas-insulated switch gear having isolators being aligned in a first plane and earthing switches disposed laterally side by side on a second plane | Minoru Sakaguchi, Osamu Mikami, Yoshirou Suzuki | 1992-07-28 |
| 5045968 | Gas insulated switchgear with bus-section-unit circuit breaker and disconnect switches connected to external lead-out means connectable to other gas insulated switchgear | Yoshirou Suzuki, Takehiro Kikuchi, Minoru Sakaguchi | 1991-09-03 |
| 5001599 | Gas-insulated switchgear apparatus | Syunji Itou, Minoru Sakaguchi | 1991-03-19 |
| 4888458 | Apparatus for disconnecting a switch of a high voltage electric circuit | Minoru Sakaguchi, Osamu Mikami | 1989-12-19 |
| 4862319 | Gas-insulated switchgear | Yoshirou Suzuki, Minoru Sakaguchi | 1989-08-29 |
| 4651255 | Connecting system for gas-insulated switchgear apparatus | Minoru Sakaguchi | 1987-03-17 |
| 4577075 | Earthing switch for gas-insulated switchgear apparatus | Kenji Akita, Minoru Sakaguchi | 1986-03-18 |