Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11594281 | Method for erasing memory cells in a flash memory device using a positive well bias voltage and a negative word line voltage | Chung-Zen Chen, Chung-Shan Kuo | 2023-02-28 |
| 10923194 | Method for erasing memory cells in a flash memory device using a positive well bias voltage and a negative word line voltage | Chung-Zen Chen, Chung-Shan Kuo | 2021-02-16 |
| 10468109 | Method for erasing memory cells in a flash memory device using a positive well bias voltage and a negative word line voltage | Chung-Zen Chen, Chung-Shan Kuo | 2019-11-05 |
| 9455039 | Charge pump system for reducing output ripple and peak current | — | 2016-09-27 |
| 9214233 | Method for erasing memory cells in a flash memory device using a positive well bias voltage and a negative word line voltage | Chung-Zen Chen, Chung-Shan Kuo | 2015-12-15 |
| 8456922 | Method for erasing memory cells in a flash memory device using a positive well bias voltage and a negative word line voltage | Chung-Zen Chen, Chung-Shan Kuo | 2013-06-04 |
| 8189396 | Word line driver in a hierarchical NOR flash memory | Chung-Zen Chen, Chung-Shan Kuo | 2012-05-29 |
| 7443230 | Charge pump circuit | Chung-Zen Chen, Chung-Shan Kuo | 2008-10-28 |
| 7382661 | Semiconductor memory device having improved programming circuit and method of programming same | — | 2008-06-03 |
| 7324386 | Reliable method for erasing a flash memory | — | 2008-01-29 |
| 7132879 | Boost circuit with a voltage detector | Yin-Chang Chen | 2006-11-07 |