Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5728991 | Plasma arc welding apparatus and welding method using the same | Hiroshi Takada, Masamitsu Kitahashi, Iwao Kurokawa, Mikio Minonishi | 1998-03-17 |
| 5233154 | Plasma torch | Yuichi Takabayashi | 1993-08-03 |
| 5202544 | Method of machining plate materials with a plasma cutter and plasma torch | Makoto Inoue, Toshiya Shintani, Yoshihiro Yamaguchi | 1993-04-13 |
| 4679992 | Turbo-compound compressor system | Kinichiro Watanabe, Tomoyuki Mashiko, Hitoshi Kato, Hiromasa Yamaguchi, Toshihiko Nishiyama | 1987-07-14 |