Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5541439 | Layout for a high voltage darlington pair | Guillermo Lao, Steven A. Buhler, Tuan A. Vo | 1996-07-30 |
| 5529046 | High voltage ignition control apparatus for an internal combustion engine | John E. Werner, Alan J. Werner, Jr., Jerry F. Adams | 1996-06-25 |
| 5488301 | Electrostatic voltmeter employing a differential cascode | Alan J. Werner, Jr., Mehrdad Zomorrodi, Steven A. Buhler, Tuan A. Vo | 1996-01-30 |
| 5424226 | Method of fabricating NMOS and PMOS FET's in a CMOS process | Tuan A. Vo, Guillermo Lao | 1995-06-13 |
| 5382826 | Stacked high voltage transistor unit | Tuan A. Vo | 1995-01-17 |
| 5381018 | Electronic circuit to replace a light emitting diode and a light dependent resistor | Tuan A. Vo | 1995-01-10 |
| 5357393 | Integrated ultra low leakage high voltage protection circuit | Guillermo Lao, Dale Sumida | 1994-10-18 |
| 5349223 | High current high voltage vertical PMOS in ultra high voltage CMOS | Tuan A. Vo, Steven A. Buhler | 1994-09-20 |
| 5328859 | Method of making high voltage PNP bipolar transistor in CMOS | Tuan A. Vo | 1994-07-12 |
| 5329147 | High voltage integrated flyback circuit in 2 .mu.m CMOS | Tuan A. Vo, Aram Nahidipour | 1994-07-12 |
| 5329155 | Thin film integrated circuit resistor | Guillermo Lao, Dale Sumida, Anh K. Hoang-Le, Tuan A. Vo | 1994-07-12 |
| 5321293 | Integrated device having MOS transistors which enable positive and negative voltage swings | Tuan A. Vo, Jaime Lerma, Steven A. Buhler | 1994-06-14 |
| 5270660 | Electrostatic voltmeter employing high voltage integrated circuit devices | Alan J. Werner, Jr., Guillermo Lao, Dale Sumida, Mostafa R. Yazdy, Harry J. McIntyre +1 more | 1993-12-14 |
| 5229308 | Bipolar transistors with high voltage MOS transistors in a single substrate | Tuan A. Vo, Steven A. Buhler | 1993-07-20 |