Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9313843 | Systems and methods for driving light emitting diodes | Wei Lu, William Mai, Tri Le | 2016-04-12 |
| 9101025 | Systems and methods for driving light emitting diodes | Wei Lu, William Mai, Tri Le | 2015-08-04 |
| 8154263 | Constant GM circuits and methods for regulating voltage | Zhouyuan Shi | 2012-04-10 |
| 6353345 | Low cost half bridge driver integrated circuit with capability of using high threshold voltage DMOS | Li Yushan | 2002-03-05 |
| 6260021 | Computer-based medical image distribution system and method | Fred William Prior | 2001-07-10 |
| 6182076 | Web-based, biometric authetication system and method | Yuan-Pin Yu, Mark B. Hoffberg | 2001-01-30 |
| 6076166 | Personalizing hospital intranet web sites | Mehran Moshfeghi, Jun Wang, Yuan-Pin Yu, Robert A. Glicksman | 2000-06-13 |
| 6037720 | Level shifter | Paul R. Veldman, Eugene J. De Mol | 2000-03-14 |
| 5930804 | Web-based biometric authentication system and method | Yuan-Pin Yu, Mark B. Hoffberg | 1999-07-27 |
| 5844443 | Linear high-frequency amplifier with high input impedance and high power efficiency | — | 1998-12-01 |
| 5828269 | High-frequency amplifier with high input impedance and high power efficiency | Sifen Luo | 1998-10-27 |
| 5818708 | High-voltage AC to low-voltage DC converter | — | 1998-10-06 |
| 5760651 | Inductorless voltage biasing circuit for and Ac-coupled amplifier | — | 1998-06-02 |
| 5754065 | Driving scheme for a bridge transistor | — | 1998-05-19 |
| 5719521 | Integrated half-bridge timing control circuit | — | 1998-02-17 |
| 5687067 | Low noise controller for pulse width modulated converters | Naveed Majid | 1997-11-11 |
| 5627717 | Electronic processing unit, and circuit breaker including such a unit | Howard Barry Pein, Gregory DiVincenzo, Paulo Caldiera, Wen-Jian Gu | 1997-05-06 |
| 5621342 | Low-power CMOS driver circuit capable of operating at high frequencies | Vinit Jayaraj, Rafael Aquino | 1997-04-15 |
| 5543740 | Integrated half-bridge driver circuit | — | 1996-08-06 |
| 5519313 | Temperature-compensated voltage regulator | Sreeraman Venkitasubrahmanian | 1996-05-21 |
| 5512849 | Low power intelligent current source for monitoring a high voltage | — | 1996-04-30 |
| 5510972 | Bridge rectifier circuit having active switches and an active control circuit | — | 1996-04-23 |
| 5485292 | High voltage differential sensor having a capacitive attenuator | Satyendranath Mukherjee, Naveed Majid | 1996-01-16 |
| 5469046 | Transformerless low voltage switching power supply | Naveed Majid | 1995-11-21 |
| 5457427 | High-frequency amplifier means with enhanced output resistance | Jose M. Garcia | 1995-10-10 |