Grogg; John Allen
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grogg; John Allen.The latest application filed is for "control strategy for awd connection and disconnection".
- Grogg; John Allen - LaOtta IN
- Grogg; John Allen - LaOtto IN
| Patent | Date |
|---|---|
| Dual piston disconnect actuator for power transfer unit Grant 9,695,884 - Grogg , et al. July 4, 2 | 2017-07-04 |
| Control strategy for AWD connection and disconnection Grant 9,598,067 - Chimner , et al. March 21, 2 | 2017-03-21 |
| Control Strategy For Awd Connection And Disconnection App 20150175148 - Chimner; Christian Thomas ; et al. | 2015-06-25 |
| Dual Piston Disconnect Actuator For Power Transfer Unit App 20150167750 - Grogg; John Allen ; et al. | 2015-06-18 |
| Method and apparatus for real time estimation of road surface friction coefficient Grant 8,914,213 - Chimner , et al. December 16, 2 | 2014-12-16 |
| Method And Apparatus For Real Time Estimation Of Road Surface Friction Coefficient App 20140114547 - Chimner; Christian Thomas ; et al. | 2014-04-24 |
| Idle-able auxiliary drive system Grant 8,596,436 - Grogg , et al. December 3, 2 | 2013-12-03 |
| Idle-able power transfer unit Grant 8,584,786 - Grogg November 19, 2 | 2013-11-19 |
| Idle-able auxiliary drive system Grant 8,474,349 - Grogg , et al. July 2, 2 | 2013-07-02 |
| Idle-Able Auxiliary Drive System App 20110127135 - Grogg; John Allen ; et al. | 2011-06-02 |
| Idle-able Auxiliary Drive System App 20100147644 - Grogg; John Allen ; et al. | 2010-06-17 |
| Idle-able Power Transfer Unit App 20080230295 - Grogg; John Allen | 2008-09-25 |
| Wrap spring activated torque transfer device Grant 6,742,640 - Grogg , et al. June 1, 2 | 2004-06-01 |
| Variably controlled torque coupling device for on-demand all-wheel drive drivetrains Grant 6,725,989 - Krisher , et al. April 27, 2 | 2004-04-27 |
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