Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969689 | Method of manufacturing an oxide-nitride-oxide (ONO) dielectric for SONOS-type devices | Krishnaswamy Ramkumar, Manuj Rathor, Biju Parameshwaran | 2005-11-29 |
| 6818558 | Method of manufacturing a dielectric layer for a silicon-oxide-nitride-oxide-silicon (SONOS) type devices | Manuj Rathor, Krishnaswamy Ramkumar, Fred Jenne | 2004-11-16 |
| 6750102 | Semiconductor non-volatile memory device having an improved write speed | — | 2004-06-15 |
| 6709928 | Semiconductor device having silicon-rich layer and method of manufacturing such a device | Fred Jenne | 2004-03-23 |
| 6614070 | Semiconductor non-volatile memory device having a NAND cell structure | Ryan T. Hirose | 2003-09-02 |
| 6363011 | Semiconductor non-volatile latch device including non-volatile elements | Ryan T. Hirose | 2002-03-26 |
| 6163048 | Semiconductor non-volatile memory device having a NAND cell structure | Ryan T. Hirose | 2000-12-19 |
| 6140676 | Semiconductor non-volatile memory device having an improved write speed | — | 2000-10-31 |
| 6137720 | Semiconductor reference voltage generator having a non-volatile memory structure | — | 2000-10-24 |
| 6122191 | Semiconductor non-volatile device including embedded non-volatile elements | Ryan T. Hirose | 2000-09-19 |
| 5892712 | Semiconductor non-volatile latch device including embedded non-volatile elements | Ryan T. Hirose | 1999-04-06 |
| 5789776 | Single poly memory cell and array | Ryan T. Hirose | 1998-08-04 |
| 5774400 | Structure and method to prevent over erasure of nonvolatile memory transistors | Ryan T. Hirose | 1998-06-30 |
| 5760644 | Integrated circuit timer function using natural decay of charge stored in a dielectric | Ryan T. Hirose | 1998-06-02 |
| 5656837 | Flash memory system, and methods of constructing and utilizing same | Ryan T. Hirose | 1997-08-12 |
| 5644533 | Flash memory system, and methods of constructing and utilizing same | Ryan T. Hirose | 1997-07-01 |
| 5510638 | Field shield isolated EPROM | Ryan T. Hirose | 1996-04-23 |
| 5506816 | Memory cell array having compact word line arrangement | Ryan T. Hirose | 1996-04-09 |
| 5003361 | Active dynamic memory cell | — | 1991-03-26 |
| 4835584 | Trench transistor | — | 1989-05-30 |
| 4535532 | Integrated circuit contact technique | — | 1985-08-20 |