| 7960669 |
Hybrid thermal cutting apparatus |
Yoshihiro Yamaguchi, Ikuo Kamada |
2011-06-14 |
| 7087855 |
Plasma cutting apparatus and control unit thereof |
Yoshihiro Yamaguchi |
2006-08-08 |
| 7084368 |
Thermal cutting machine and cutting method using same |
Yoshihiro Yamaguchi |
2006-08-01 |
| 7067762 |
Plasma cutting process and machine |
Yoshihiro Yamaguchi, Kazuhiro Kuraoka, Takahiro Iriyama |
2006-06-27 |
| 6933462 |
Plasma processing apparatus for monitoring and storing lifetime usage data of a plurality of interchangeable parts |
Takahiro Iriyama, Yoshihiro Yamaguchi |
2005-08-23 |
| 6933463 |
Main arc ignition device and main arc ignition control method of plasma cutting machine |
Yoshihiro Yamaguchi, Takahiro Iriyama |
2005-08-23 |
| 6914209 |
Plasma arc machining method |
Yoshihiro Yamaguchi, Takahiro Iriyama |
2005-07-05 |
| 6664495 |
Thermal cutting machine and dust collecting method thereof |
Yoshihiro Yamaguchi |
2003-12-16 |
| 6583378 |
Plasma machining electrode and plasma machining device |
Yoshihiro Yamaguchi, Kazuhiro Kuraoka |
2003-06-24 |
| 6222154 |
Plasma cutting method and device with the use of a plasma torch |
Yoshihiro Yamaguchi, Kenichi Nishihara |
2001-04-24 |