Inventor · Heidelberg, DE

Ralf Kessler

20Patents
10h-index
22Co-inventors
75Inventor score

Filing activity: May 18, 1997 → Mar 14, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6034597A Process for evaluating the signals from a tire pressure monitoring system Performing Operations; Transporting 97 Expired
US6181241A Method of allocating transmitters of a tire pressure monitoring system to a particular vehicle Performing Operations; Transporting 66 Expired
US6018993A Method for monitoring tire pressure Performing Operations; Transporting 64 Expired
US6169480A Device for measuring vehicle tire pressure Performing Operations; Transporting 53 Expired
US6112165A Method of operating a device for monitoring vehicle-tire pressures and indicating changes in pressure by radio Performing Operations; Transporting 37 Expired
US6633229B1 Method for assigning identifying elements in signals emitted by transmitters in a tire pressure indicating system to the wheels on which the transmitters are mounted Performing Operations; Transporting 37 Expired
US6445286B1 Method for operating a device for the monitoring and wireless signaling of a pressure change in pneumatic tires of a vehicle Performing Operations; Transporting 29 Expired
US6794993B1 Arrangement for transmitting signals from a device monitoring tire pressure on the wheels of a motor vehicle to an evaluation device arranged in a motor vehicle Performing Operations; Transporting 25 Expired
US6828905B2 System for monitoring and for signaling by radio the pressure in pneumatic tires on motor vehicles Performing Operations; Transporting 23 Expired
US9908374B2 Tire module with piezo-electric transducer and tire equipped therewith Electricity 10 Active
US8578767B2 Tire module and tires equipped therewith Performing Operations; Transporting 4 Active
US7618415B2 Beam steering system for corneal laser surgery Human Necessities 4 Active
US8198993B2 System for monitoring the tire pressure in vehicles Performing Operations; Transporting 4 Active
US7662147B2 Beam steering system for corneal laser surgery Human Necessities 3 Active
US8600607B2 Method for allocating identifiers of wheel electronics of a tire pressure monitoring system of a vehicle to the positions of the wheels on the vehicle Performing Operations; Transporting 3 Active
US8760277B2 Method for allocating idenification codes of wheel electronic devices of a tire pressure monitoring system of a vehicle to the positions of the wheels on the vehicle Performing Operations; Transporting 2 Active
US8791807B2 Method for allocating identifiers of wheel electronics of a tire pressure monitoring system of a vehicle to the positions of ABS sensors on the vehicle Performing Operations; Transporting 2 Active
US9783014B2 Device for measuring the tire pressure in a pneumatic tire of a vehicle Physics 1 Active
US9296265B2 Tire pressure monitoring device and system Performing Operations; Transporting 1 Active
US10442255B2 Method for assigning identifiers of wheel electronics of a tire pressure monitoring system of a vehicle to the positions of the wheels on the vehicle Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.