Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439854 | TiC-base/SiC whisker composite ceramic cutting tools | Shoji Sakakibara, Akiyasu Okuno, Masakazu Watanabe | 1995-08-08 |
| 5411923 | Silicon nitride base sintered body | — | 1995-05-02 |
| 5316856 | Silicon nitride base sintered body | Masahide Kayukawa | 1994-05-31 |
| 5196385 | Process for the preparation of a heat-resistant and wear resistant ceramic material | Minoru Nakamura | 1993-03-23 |
| 5106788 | Process for producing highly tough ceramics | Shoji Sakakibara | 1992-04-21 |
| 5051126 | Cermet for tool | Hajime Yasui | 1991-09-24 |
| 4839315 | Process for the production of ceramic materials having heat and wear resistance | Tatsuji Kinukawa | 1989-06-13 |
| 4563215 | Titanium nitride base cermets with high toughness | Yoshihiro Yamamoto | 1986-01-07 |
| 4521248 | Process for producing titanium nitride base cermets with high toughness | Yoshihiro Yamamoto, Minoru Nakamura | 1985-06-04 |
| 4374685 | Method of making a coated cutting tip | Hiroshi Tanaka | 1983-02-22 |