Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10071462 | Method and device for cutting out hard-brittle substrate | Keiji Mase, Daisuke Chino | 2018-09-11 |
| 9505102 | Blasting machine for scribing | Keiji Mase | 2016-11-29 |
| 9333624 | Method and device for cutting out hard-brittle substrate and protecting regions on the substrate | Keiji Mase, Daisuke Chino | 2016-05-10 |
| 9144884 | Scribing method using blasting machine | Keiji Mase | 2015-09-29 |