Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5300444 | Method of manufacturing a semiconductor device having a stacked structure formed of polycrystalline silicon film and silicon oxide film | Atsushi Hachisuka, Masao Nagatomo, Ikuo Ogoh, Yoshinori Okumura, Takayuki Matsukawa | 1994-04-05 |