Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10661385 | Laser machining apparatus projecting guide pattern onto workpiece by irradiating visible laser beam thereon | Yasuo Nishikawa | 2020-05-26 |
| 10576579 | Laser machining apparatus that machines surface of workpiece by irradiating laser beam thereon | Yasuo Nishikawa | 2020-03-03 |