Inventor
PETERSMANN JOSEPH
DE17 patents
Patents
17 patentsUS6086506AJul 11, 2000
Method of controlling a continuously variable transmission automatically or as a driver-controlled manual stepped transmission
PORSCHE AG129 citations95
US5157609AOct 20, 1992
Method and apparatus for controlling an automatically shifting transmission
PORSCHE AG61 citations93
US5527231AJun 18, 1996
Method for controlling a continuously variable transmission of a motor vehicle
PORSCHE AG36 citations92
US5527232AJun 18, 1996
Method for controlling a continuously variable transmission of a motor vehicle
PORSCHE AG28 citations92
US5474505ADec 12, 1995
Method for controlling an automatically operated motor vehicle transmission
PORSCHE AG48 citations92
US5514046AMay 7, 1996
Method for controlling an infinitely variable motor vehicle transmission
PORSCHE AG46 citations90
US5025684AJun 25, 1991
Method and apparatus for controlling an automatic shift transmission
PORSCHE AG38 citations90
US5609544AMar 11, 1997
Control device and control process for an infinitely variable transmission
PORSCHE AG20 citations86
US5655991AAug 12, 1997
Process and apparatus for controlling a continuously variable speed transmission
PORSCHE AG19 citations82
US5605519AFeb 25, 1997
Method for controlling kickdown while braking and as a function of vehicle's operating parameters
PORSCHE AG15 citations73
US5549519AAug 27, 1996
Method for control of an automatic transmission of a motor vehicle
PORSCHE AG14 citations73
US5540632AJul 30, 1996
Control process and control arrangement for a continuously variable speed transmission
PORSCHE AG14 citations72
US5624348AApr 29, 1997
Process for determining the shifting time for a transmission ratio change in an infinitely variable transmission
PORSCHE AG11 citations71
US5433677AJul 18, 1995
Method for automatic control of an RPM-changing engaging device of a motor vehicle
PORSCHE AG11 citations71
US5335567AAug 9, 1994
Process for controlling the actuating pressure in a control element of an electrohydraulically controlled motor vehicle transmission
PORSCHE AG4 citations62
US5207123AMay 4, 1993
Electrohydraulic control for an automatic transmission
PORSCHE AG4 citations62
US5642644AJul 1, 1997
Control system and control process for an infinitely variable transmission
PORSCHE AG2 citations60