Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9024228 | Plasma cutting device, plasma torch, and cooling device for plasma torch | Yoshihiro Yamaguchi, Shigeo Morimoto | 2015-05-05 |
| D692471 | Electrode for a plasma torch | Katsuo Saio, Kazunori Tsunekawa, Shigeo Morimoto, Yoshihiro Yamaguchi | 2013-10-29 |
| 6626236 | Substrate temperature control plate and substrate temperature control apparatus comprising same | Kenichi Bandoh, Akihiro Ohsawa | 2003-09-30 |
| 6392205 | Disc heater and temperature control apparatus | — | 2002-05-21 |
| 5734144 | Plasma arc welding method and apparatus in which a swirling flow is imparted to a plasma gas to stabilize a plasma arc | Yoshihiro Yamaguchi, Iwao Kurokawa, Masamitsu Kitahashi | 1998-03-31 |
| 5728991 | Plasma arc welding apparatus and welding method using the same | Hiroshi Takada, Masamitsu Kitahashi, Kunio Horiai, Iwao Kurokawa | 1998-03-17 |