Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9994925 | Cold work tool material, cold work tool and method for manufacturing same | Tatsuya Shouji, Yukio Shinji | 2018-06-12 |
| 9890435 | Cold work tool material and method of manufacturing cold work tool | Tatsuya Shouji, Setsuo Mishima, Toru Taniguchi | 2018-02-13 |