Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185112 | Titanium boride ceramic material | Hajime Saito, Hideo Nagashima, Junichi Matsushita | 1993-02-09 |
| 4469801 | Titanium-containing silicon nitride film bodies and a method of producing the same | Toshio Hirai, Akira Ohkubo | 1984-09-04 |