Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4772304 | Transparent BN-type ceramic material and method of producing the same | Hiroyuki Nakae, Toshitsugu Matsuda, Toshio Hirai | 1988-09-20 |
| 4565747 | Boron nitride containing titanium nitride, method of producing the same and composite ceramics produced therefrom | Hiroyuki Nakae, Toshitsugu Matsuda, Naoki Uno, Toshio Hirai, Tsuyoshi Masumoto | 1986-01-21 |