RF

Ronald J. Fredricks

LS Lear Siegler: 1 patents #30 of 111Top 30%
Overall (All Time): #641,436 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10145243 Planetary rotary engine with rotary ring valves William B. Ribbens 2018-12-04
7938494 Antilock braking systems and methods William B. Ribbens 2011-05-10
6890041 Antilock brake systems employing a sliding mode observer based estimation of differential wheel torque William B. Ribbens 2005-05-10
6501536 Method and apparatus for determining the location of an occupant of a vehicle 2002-12-31
6176587 Method and apparatus for adjusting vehicle mirrors 2001-01-23
5993015 Method and apparatus for determining the location of an occupant of a vehicle 1999-11-30
5668675 Opto-electronic aid for alignment of exterior vehicle mirrors to minimize blind spot effects 1997-09-16
4456376 Optical rate sensor Wilbur A. Carrington, Harry L. Gubbins, Gordon P. Eckley, Thomas E. Perfitt, Jerry L. Page 1984-06-26