CS

Christopher A. Spangler

BO Borgwarner: 9 patents #90 of 1,600Top 6%
General Motors: 2 patents #6,250 of 18,328Top 35%
Overall (All Time): #405,740 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11541861 Transmission system for use in a vehicle Joel M. Maguire, R. Keith Martin, Keith D. Van Maanen, Thomas Foster, Mark Buchanan 2023-01-03
11022155 Hydraulic control system having four-position main pressure regulator 2021-06-01
10443707 Cooling and lubrication system including 3-way solenoid-actuated valve for automatic transmission Jeffrey J. Waterstredt 2019-10-15
10434863 Multimode clutch for through-the-road hybrid vehicle 2019-10-08
10280989 Twin hydraulic piston for a selectable clutch module Calahan B. Campton, Brett Peglowski 2019-05-07
10247261 Clutch actuation using differential pressure Calahan B. Campton, Brett Peglowski 2019-04-02
10145426 Multi-mode clutches for forward/reverse planetary gearset Brett J. Lee, Christopher E. Blair, Mitsuru Ishihara 2018-12-04
9771955 System and method for fast fill of accumulator for automatic transmissions Jeffrey J. Waterstredt, Jason Nienstedt 2017-09-26
9404575 Transmission upshift flare detection and mitigation James Robert Somerville, John Koenig, Andriy Nikitin 2016-08-02
9108615 Multimode clutch for a parallel hybrid vehicle Brett J. Lee, Christopher E. Blair, Mitsuru Ishihara 2015-08-18
8712653 Deceleration dependent shift control Jayson S. Schwalm, David W. Wright, Andriy Nikitin 2014-04-29
D437435 Light stick 2001-02-06