Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661678 | Semiconductor memory device using dynamic type memory cells | Masako Yoshida, Yukihito Oowaki, Takehiro Hasegawa, Masayuki Koizumi | 1997-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661678 | Semiconductor memory device using dynamic type memory cells | Masako Yoshida, Yukihito Oowaki, Takehiro Hasegawa, Masayuki Koizumi | 1997-08-26 |