Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878984 | Non-volatile flash memory having a specific difference between source/floating gate and drain/floating gate overlapped portions | — | 2005-04-12 |
| 6429072 | Method of forming a floating gate memory cell structure | — | 2002-08-06 |
| 6384450 | Semiconductor memory device and method of manufacturing the same | Ken-Ichi Hidaka | 2002-05-07 |
| 6188102 | Non-volatile semiconductor memory device having multiple different sized floating gates | — | 2001-02-13 |
| 5841693 | Non-volatile memory using field effect transistors having dual floating gates for storing two bits per cell | — | 1998-11-24 |
| 5834808 | Non-volatile semiconductor memory device | — | 1998-11-10 |
| 5650649 | Floating gate type field effect transistor having control gate applied with pulses for evacuating carriers from p-type semiconductor floating gate | — | 1997-07-22 |