Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624756 | Diamond-based ultra-high-pressure-sintered material having excellent chipping resistance, cutting tool made therefrom, and method of manufacturing the cutting tool | Tadakazu Oohashi | 1997-04-29 |
| 5466642 | Wear resistant cubic-boron-nitride-based cutting tool | Itsurou Tajima | 1995-11-14 |
| 5370719 | Wear resistant titanium carbonitride-based cermet cutting insert | Kiyohiro Teruuchi, Niro Odani | 1994-12-06 |
| 5328875 | Cubic boron nitride-base sintered ceramics for cutting tool | Itsurou Tazima, Masayuki Yageta | 1994-07-12 |
| 4619698 | Cubic boron nitride-based very high pressure-sintered material for cutting tools | Kaoru Kawada, Kazuo Yamamoto, Noriaki MIWA, Toshiki Ishimatsu | 1986-10-28 |