Issued Patents 1989
Showing 1–1 of 1 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, Kazuo Anzai | 1989-11-28 |