Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610856 | Semiconductor integrated circuit device | Keiichi Yoshizumi, Satoru Haga, Shuji Ikeda, Kiichi Makuta | 1997-03-11 |
| 5592004 | Silicon nitride film having a short absorption wavelength and surrounding crystal-like grain boundaries | Muneo Tamura, Takeshi Yamauchi, Katuhide Niwa, Akira Kuroyanagi, Tooru Yamaoka | 1997-01-07 |