Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698896 | High thermal conductive silicon nitride structural member, semiconductor package, heater and thermal head | Yoshitoshi Sato, Katsuhiro Shinosawa, Mineyuki Yamaga | 1997-12-16 |
| 5635431 | Silicon nitride-based sinter | Isao Ikeda | 1997-06-03 |