Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364802 | Method of making a semiconductor device with buried electrode | Yuzo Kataoka, Keiji Ishizuka, Tetsuo Asaba | 1994-11-15 |
| 5306934 | Semiconductor device with buried electrode | Yuzo Kataoka, Keiji Ishizuka, Tetsuo Asaba | 1994-04-26 |