Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431874 | Integrated GaN-based logic level translator | Edward K. Lee, Michael Chapman | 2025-09-30 |
| 12355435 | Universal power FET driver IC architecture | Edward K. Lee, Michael Chapman, Michael A. de Rooij, David Tam | 2025-07-08 |
| 12206391 | Pre-driven bootstrapping drivers | Edward K. Lee, Michael Chapman | 2025-01-21 |
| 12149232 | Multi-voltage bootstrapping drivers | Edward K. Lee, Michael Chapman | 2024-11-19 |
| 12113524 | Active bootstrapping drivers | Edward K. Lee, Michael Chapman, Michael A. de Rooij | 2024-10-08 |
| 11496134 | Differential activated latch for GaN based level shifter | Edward K. Lee | 2022-11-08 |
| 11038503 | GaN driver using active pre-driver with feedback | Edward K. Lee, Michael Chapman, Michael A. de Rooij | 2021-06-15 |
| 10847947 | GaN laser diode drive FET with gate current reuse | Michael Chapman, Edward K. Lee | 2020-11-24 |
| 10790811 | Cascaded bootstrapping GaN power switch and driver | Edward K. Lee, Michael Chapman, Michael A. de Rooij, Robert Beach | 2020-09-29 |
| 10749514 | GaN based adjustable driver current circuit | Edward K. Lee, Michael Chapman, John Stanley Glaser, Stephen L. Colino | 2020-08-18 |
| 10727834 | Level shifter in half bridge GaN driver applications | Edward K. Lee, Michael Chapman | 2020-07-28 |
| 10680589 | GaN based fail-safe shutdown of high-current drivers | Edward K. Lee, Michael Chapman | 2020-06-09 |
| 9463328 | Nanopower voltage reference for an implantable medical device | — | 2016-10-11 |
| 9341680 | Selectable upper voltage range monitoring circuit | — | 2016-05-17 |
| 9238148 | Method for increasing buck regulator efficiency using charge recapturing in an implantable cardiac device | — | 2016-01-19 |
| 7317356 | Ultra low-frequency response, DC-blocked low-noise amplifier | — | 2008-01-08 |
| 6618711 | Programmable supervisory circuit and applications thereof | — | 2003-09-09 |
| 6205197 | Programmable supervisory circuit and applications therefor | — | 2001-03-20 |
| 6201446 | Adaptive bandwidth stabilization for an integrated circuit amplifier | — | 2001-03-13 |
| 6104968 | Programmable supervisory circuit and applications therefore | — | 2000-08-15 |
| 5808769 | Combination diffused and directed infrared transceiver | Albert J. Kerklaan, Gerald R. Drennan, Michael J. Preyde | 1998-09-15 |