Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10787719 | High-speed tool steel, material for tools, and method for producing material for tools | — | 2020-09-29 |
| 10661353 | Method for producing high-speed tool steel material, method for producing high-speed tool steel product, and high-speed tool steel product | Taishiroh Fukumaru | 2020-05-26 |