Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420975 | Plasma torch, plasma torch nozzle, and plasma-working machine | Yoshihiro Yamaguchi | 2013-04-16 |
| D582950 | Nozzle for plasma cutting machine | Yoshihiro Yamaguchi | 2008-12-16 |
| D582951 | Nozzle for plasma cutting machine | Yoshihiro Yamaguchi | 2008-12-16 |
| D582952 | Nozzle for plasma cutting machine | Yoshihiro Yamaguchi | 2008-12-16 |
| D582449 | Nozzle for plasma cutting machine | Yoshihiro Yamaguchi | 2008-12-09 |
| D580960 | Nozzle for plasma cutting machine | Yoshihiro Yamaguchi | 2008-11-18 |
| 7067762 | Plasma cutting process and machine | Yoshihiro Yamaguchi, Tetsuya Kabata, Takahiro Iriyama | 2006-06-27 |
| D506764 | Nozzle for a plasma arc torch | Yoshihiro Yamaguchi | 2005-06-28 |
| D500064 | Nozzle for a plasma arc torch | Yoshihiro Yamaguchi | 2004-12-21 |
| D499124 | Nozzle for plasma arc torch | Yoshihiro Yamaguchi | 2004-11-30 |
| 6583378 | Plasma machining electrode and plasma machining device | Yoshihiro Yamaguchi, Tetsuya Kabata | 2003-06-24 |
| 6320156 | Plasma processing device, plasma torch and method for replacing components of same | Yoshihiro Yamaguchi | 2001-11-20 |
| D446530 | Electrode for a plasma arc torch | Yoshihiro Yamaguchi | 2001-08-14 |
| D446231 | Nozzle for a plasma arc torch | Yoshihiro Yamaguchi | 2001-08-07 |
| 6268583 | Plasma torch of high cooling performance and components therefor | Yoshihiro Yamaguchi | 2001-07-31 |