Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883704 | Circuit substrate comprising nitride type ceramics, method for preparing it, and metallizing composition for use in it | Hideki Sato, Nobuyuki Mizunoya, Hironori Asai, Tsuyoshi Hatano | 1989-11-28 |
| 4883780 | Aluminum nitride sintered body and preparation thereof | Mituo Kasori, Kazuo Shinozaki, Akihiko Tsuge, Hiroshi Imagawa, Takeshi Takano +3 more | 1989-11-28 |