Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668763 | Semiconductor memory for increasing the number of half good memories by selecting and using good memory blocks | Shinya Fujioka, Atsushi Hatakeyama | 1997-09-16 |
| 5663917 | Semiconductor circuit having MOS circuit for use in strong electric field | Tomoharu Oka, Yasuhiro Fujii, Makoto Yanagisawa | 1997-09-02 |