Assignee
BERU AG
US57 patents
Top patents by PatentIndex Score
US6181241B1Jan 30, 2001
Method of allocating transmitters of a tire pressure monitoring system to a particular vehicle
BERU AG116 citations97
US6446502B1Sep 10, 2002
Method for assigning identifiers, present in signals emitted by transmitters in a tire pressure monitoring system, to the wheels where the transmitters are located
BERU AG77 citations95
US6633229B1Oct 14, 2003
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
BERU AG63 citations94
US6445286B1Sep 3, 2002
Method for operating a device for the monitoring and wireless signaling of a pressure change in pneumatic tires of a vehicle
BERU AG58 citations93
US7042348B2May 9, 2006
Method for monitoring the tire pressure on vehicles
BERU AG24 citations92
US7017403B2Mar 28, 2006
Vehicle wheel comprising a tire and an assembly consisting of a valve a device for measuring the tire pressure and a spring for holding said device in the tire
BERU AG40 citations92
US6972671B2Dec 6, 2005
Device mounted on vehicles with pneumatic-tired wheels, for use in a tire pressure monitoring system
BERU AG52 citations92
US6124786ASep 26, 2000
Device for controlling the tire pressure of automobiles by means of a battery-powered circuit
BERU AG20 citations92
US7431004B2Oct 7, 2008
Method and device for operation of the glow plugs of a diesel engine
BERU AG18 citations91
US7234430B2Jun 26, 2007
Method for heating a glow plug for a diesel engine
BERU AG25 citations91
US6807041B2Oct 19, 2004
Electronic triggering for heating elements
BERU AG27 citations91
US6712032B2Mar 30, 2004
Method for heating up an electrical heating element, in particular a glow plug for an internal combustion engine
BERU AG22 citations91
US6635851B2Oct 21, 2003
Process and circuit for heating up a glow plug
BERU AG32 citations90
US6064144AMay 16, 2000
Spark plug for an internal combustion engine and process for its manufacture
BERU AG55 citations90
US7337657B2Mar 4, 2008
Pressure glow plug for a diesel engine
BERU AG22 citations89
US7160584B2Jan 9, 2007
Method for manufacturing ceramic glow plugs
BERU AG20 citations88
US6810203B2Oct 26, 2004
Electrical motor vehicle air heater with grounded housing
BERU AG25 citations88
US6335516B1Jan 1, 2002
Ceramic heating rod and glow plug containing the latter and a process for their manufacture
BERU AG20 citations86
US7002106B2Feb 21, 2006
Method and device for controlling the heating of glow plugs in a diesel engine
BERU AG14 citations83
US6906288B2Jun 14, 2005
Method and device for controlling the heating of glow plugs in a diesel engine
BERU AG14 citations83
US7881851B2Feb 1, 2011
Method of operating glow plugs in diesel engines
BERU AG8 citations82
US7032438B2Apr 25, 2006
Pressure gauge glow plug
BERU AG17 citations81
US6621021B2Sep 16, 2003
Differential pressure switch and sensor
BERU AG13 citations81
US6833658B2Dec 21, 2004
Middle electrode with precious metal reinforcement and a process for producing the same
BERU AG8 citations74
US6705009B2Mar 16, 2004
Process for producing middle electrode
BERU AG11 citations74
US6549013B1Apr 15, 2003
Ionic current measuring glow plug and process and circuit for its activation
BERU AG9 citations74
US6150634ANov 21, 2000
Glow plug with electronic component for switching between heating and ion sensing functions
BERU AG12 citations73
US6736098B2May 18, 2004
Method and device for controlling the heating of the glow plugs in a diesel engine
BERU AG10 citations72
US6590185B2Jul 8, 2003
Glow plug with a uniformly heated control device
BERU AG7 citations72
US6583538B1Jun 24, 2003
Spark plug
BERU AG7 citations72
US6872922B2Mar 29, 2005
Method for operating a multi-stage electrical heater comprised of several heating elements
BERU AG8 citations71
US6715472B2Apr 6, 2004
Cold starter for an automobile engine
BERU AG11 citations71
US6392199B1May 21, 2002
Glow plug and process for its manufacture
BERU AG10 citations71
US6255626B1Jul 3, 2001
Glow plug and process for its manufacture
BERU AG12 citations71
US7064293B2Jun 20, 2006
Heating element for preheating intake air for an internal combustion engine
BERU AG7 citations70
US6911630B2Jun 28, 2005
Air heater
BERU AG9 citations70
US6605801B2Aug 12, 2003
Rod glow plug
BERU AG10 citations68
US5922232AJul 13, 1999
Self-regulating heating element
BERU AG8 citations65
US7740513B2Jun 22, 2010
Method and device for manufacturing a noble metal armored electrode for a sparking plug
BERU AG3 citations63
US6791246B2Sep 14, 2004
Spark plug and method for its manufacture
BERU AG5 citations63
US6555788B1Apr 29, 2003
System for ignition and ion flow measurement and ion flow glow plugs for this system
BERU AG5 citations63
US7829824B2Nov 9, 2010
Pressure pickup heating bar, in particular for a pressure pickup glow plug
BERU AG6 citations62
US7084374B2Aug 1, 2006
Heating flange
BERU AG3 citations62
US6753505B2Jun 22, 2004
Glow plugs and a method of producing glow plugs
BERU AG2 citations62
US6625393B2Sep 23, 2003
Water preheating connection piece
BERU AG4 citations62
US6314930B1Nov 13, 2001
Tubular heating or measurement device
BERU AG5 citations62
US8035500B2Oct 11, 2011
Method and device for allocating triggered transmitters of a tire monitoring system, especially of a tire-pressure monitoring system
BERU AG2 citations61
US6649875B2Nov 18, 2003
Sheathed-element glow plug and method for its production
BERU AG4 citations61
US8049606B2Nov 1, 2011
Method for assigning identification codes in radio signals from tire pressure monitoring devices on vehicle wheels to the wheel position and vehicle equipped for this method
BERU AG3 citations55
US8036819B2Oct 11, 2011
Internal combustion engine for vehicles, in particular a diesel engine
BERU AG2 citations55
Showing the top 50 of 57 patents by PatentIndex Score.