Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |