Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5517458 | Roll call decoder for semiconductor memory having redundant memory cells | — | 1996-05-14 |
| 5502684 | Semiconductor memory having high speed and low power data read/write circuit | — | 1996-03-26 |
| 5467468 | Semiconductor memory device having built-in test circuits selectively activated by decoder circuit | — | 1995-11-14 |
| 5463581 | Memory in which improvement is made as regards a precharge operation of data readout routes | — | 1995-10-31 |
| 5428299 | Semiconductor integrated circuit device having low power consumption voltage monitoring circuit for built-in step-down voltage generator | — | 1995-06-27 |
| 5397984 | Integrated circuit for protecting internal circuitry from high voltage input test signals | — | 1995-03-14 |
| 5361000 | Reference potential generating circuit | Tadahiko Sugibayashi | 1994-11-01 |
| 5329168 | Semiconductor integrated circuit device equipped with substrate biasing system selectively powered from internal and external power sources | Tadahiko Sugibayashi, Takahiro Hara | 1994-07-12 |
| 5319302 | Semiconductor integrated circuit device having voltage regulating unit for variable internal power voltage level | Tadahiko Sugibayashi, Takahiro Hara | 1994-06-07 |
| 5289061 | Output gate for a semiconductor IC | Tadahiko Sugibayashi, Ryuji Yamamura | 1994-02-22 |
| 5287012 | Semiconductor integrated circuit equipped with diagnostic circuit for checking reference voltage signal supplied to internal step-down circuit | — | 1994-02-15 |
| 5287011 | Power-on detecting circuit desirable for integrated circuit equipped with internal step-down circuit | Takahiro Hara, Tadahiko Sugibayashi | 1994-02-15 |
| 5270584 | Semiconductor integrated circuit | Tadahiko Sugibayashi, Takahiro Hara | 1993-12-14 |