Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11389929 | Method for surface treatment of workpiece made from hard-brittle material | Keiji Mase, Shozo Ishibashi | 2022-07-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11389929 | Method for surface treatment of workpiece made from hard-brittle material | Keiji Mase, Shozo Ishibashi | 2022-07-19 |