Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5734140 | Gas insulated high voltage circuit breaker including tulip contact assembly and insertion resistor | Kunio Hirasawa, Masatomo Ohno, Manabu Takamoto, Hideo Kawamoto | 1998-03-31 |
| 5670767 | Gas-insulated switchgear with improved insulation joint | Masatomo Kobayashi, Yoichi Ohshita, Minoru Sakaguchi | 1997-09-23 |