JB

John Butwin

Ford: 8 patents #2,217 of 17,473Top 15%
Overall (All Time): #640,280 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10006541 Regulator valve with integrated direct acting solenoid Robert O. Burkhart, Derek Kinch, Anthony Koenings, Hrudaya Mahapatro, Wei-Wei Zhuang 2018-06-26
9441732 Regulator valve with integrated direct acting solenoid Robert O. Burkhart, Derek Kinch, Anthony Koenings, Hrudaya Mahapatro, Wei-Wei Zhuang 2016-09-13
9010374 Regulator valve with integrated direct acting solenoid Robert O. Burkhart, Derek Kinch, Anthony Koenings, Hrudaya Mahapatro, Wei-Wei Zhuang 2015-04-21
8960232 Latch valve for actuating a transmission control element Robert O. Burkhart, Derek Kinch, Hrudaya Mahapatro, Wei-Wei Zhuang, Anthony Koenings 2015-02-24
8734293 Accumulator for maintaining hydraulic pressure following an engine restart Lev Perkarsky, Robert O. Burkhart, Derek Kinch 2014-05-27
8490640 Latching pressure regulator Hrudaya Mahapatro, Robert O. Burkhart 2013-07-23
8255130 Closed-loop torque phase control for shifting automatic transmission gear ratios based on friction element load sensing Yuji Fujii, Gregory Michael Pietron, Seung-Hoon Lee, James William Loch McCallum, Mohamed Redissi +3 more 2012-08-28
6170506 Method and circuit for actively cleaning electrohydraulic valves in a hydraulic control valve circuit Michael J. Monaghan, Maria Eugenia Protopapas, Robert Cary Haase, Stephen Michael Cicala, Wolfgang Wickler 2001-01-09