Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7320716 | Method for toughening surface of sintered material cutting tool and sintered material cutting tool having long life | Hiroyasu Saka, Shouji Uchimura, Toshiro Ito | 2008-01-22 |