Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144388 | Semiconductor device having a plurality of FETs formed in an element area | Shizuo Sawada | 1992-09-01 |
| 5111275 | Multicell semiconductor memory device | Shizuo Sawada | 1992-05-05 |
| 5079613 | Semiconductor device having different impurity concentration wells | Shizuo Sawada, Syuso Fujii | 1992-01-07 |
| 4980863 | Semiconductor memory device having switching circuit for coupling together two pairs of bit lines | — | 1990-12-25 |
| 4931992 | Semiconductor memory having barrier transistors connected between sense and restore circuits | Yoshio Okada, Syuso Fujii | 1990-06-05 |
| 4829483 | Method and apparatus for selecting disconnecting first and second bit line pairs for sensing data output from a drain at a high speed | — | 1989-05-09 |