Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8910704 | Heat exchanger | Yasuhiro Mizuno, Ryutaro Nozaki, Hiroshi Yamasaki, Hirotaka Ishikawa, Ryuji Shirakawa +1 more | 2014-12-16 |
| 5453910 | Gas insulated switchgear device | Hitoshi Kayaba, Masahiro Takahoshi, Hiroshi Suzuyama, Minoru Sakaguchi | 1995-09-26 |
| 5084600 | Gas-blast load-break switch | Takahide Seki, Haruo Honda, Tohru Tsubaki | 1992-01-28 |
| 5001599 | Gas-insulated switchgear apparatus | Hiroshi Suzuyama, Minoru Sakaguchi | 1991-03-19 |
| 4967307 | Gas insulated switchgear apparatus | Yoshiro Suzuki, Minoru Sakaguchi | 1990-10-30 |