Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8717833 | Semiconductor memory device having non-volatile memory circuits in single chip | — | 2014-05-06 |
| 7372740 | Semiconductor memory device | — | 2008-05-13 |
| 7149136 | Memory circuit with redundant memory cell array allowing simplified shipment tests and reduced power consumptions | Mitsuharu Sakakibara | 2006-12-12 |
| 6999357 | Memory circuit with redundant memory cell array allowing simplified shipment tests and reduced power consumptions | Mitsuharu Sakakibara | 2006-02-14 |
| 6559691 | Voltage level converting circuit | Hiroshi Mawatari | 2003-05-06 |