| 11193452 |
Carburetor drain valve |
— |
2021-12-07 |
| 10462564 |
Operating a headset that includes microphone line and pushbutton keys |
Ball Fan, Wenpang David Wang |
2019-10-29 |
| 10312912 |
Gate control for a tristate output buffer |
— |
2019-06-04 |
| 10110231 |
Level shifter for a wide low-voltage supply range |
— |
2018-10-23 |
| 10027325 |
Circuit having a parallel voltage threshold architecture to support a wide voltage supply range |
— |
2018-07-17 |
| 9479882 |
Initial command to switch transistors disconnecting keys from microphone line |
Ball Fan, Wenpang David Wang |
2016-10-25 |
| 9136796 |
Negative audio signal voltage protection circuit and method for audio ground circuits |
David H. Elwart, II, Vikas Suma Vinay, Baher Haroun |
2015-09-15 |
| 8009395 |
Methods and apparatus for over-voltage protection of device inputs |
John Edward Esquivel, James C. Spurlin |
2011-08-30 |
| 7030659 |
Signal switch with reduced on resistance and undershoot protection |
— |
2006-04-18 |
| 6847235 |
Bus driver |
— |
2005-01-25 |
| 6414533 |
Over-voltage tolerant, active pull-up clamp circuit for a CMOS crossbar switch |
— |
2002-07-02 |
| 6268759 |
Low-power 5-volt input/output tolerant circuit with power-down control for a low voltage CMOS crossbar switch |
— |
2001-07-31 |
| 6100719 |
Low-voltage bus switch maintaining isolation under power-down conditions |
Steven E. Marum |
2000-08-08 |