Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844456 | Cold work tool and method for manufacturing same | Tatsuya Shouji, Katsufumi Kuroda | 2020-11-24 |
| 10407747 | Cold working tool material and cold working tool manufacturing method | Tatsuya Shouji, Setsuo Mishima, Katsufumi Kuroda | 2019-09-10 |
| 9994925 | Cold work tool material, cold work tool and method for manufacturing same | Tatsuya Shouji, Katsufumi Kuroda | 2018-06-12 |