Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5740108 | Series-structured read-only memory having word lines arranged independently for each row of a memory cell array | — | 1998-04-14 |
| 5737273 | Sense amplifier and reading circuit with sense amplifier | Hideo Fujiwara, Seiji Yamanaka, Toshihisa Nagata | 1998-04-07 |
| 5729499 | Sense amplifier and reading circuit with sense amplifier | Hideo Fujiwara, Seiji Yamanaka, Toshihisa Nagata | 1998-03-17 |
| 5495444 | Semiconductor memory device used as a digital buffer and reading and writing method thereof | Hideyuki Aota | 1996-02-27 |
| 5291453 | Serial memory apparatus having units for presetting reading bit lines to a given voltage | Hideyuki Aota | 1994-03-01 |
| 5285069 | Array of field effect transistors of different threshold voltages in same semiconductor integrated circuit | Mitsuo Kaibara, Takako Maruyama, Seiji Yamanaka, Hideyuki Aota | 1994-02-08 |
| 5029135 | Semiconductor memory apparatus with internal synchronization | — | 1991-07-02 |
| 5012448 | Sense amplifier for a ROM having a multilevel memory cell | Shigeki Matsuoka, Daisuke Kosaka | 1991-04-30 |