Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11512386 | Film formation device for cutting tool provided with coating film, and film formation method for cutting tool provided with coating film | Masao Kawamura, Toshikatsu Sudo | 2022-11-29 |
| 10781514 | Film formation device for cutting tool provided with with coating film, and film formation method for cutting tool provided with coating film | Masao Kawamura, Toshikatsu Sudo | 2020-09-22 |