David P. Wieczorek

Person

Newport News, VA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Fuel injector temperature stabilizing arrangement and method
- Patent number 6,886,758
- Issue date May 3, 2005
- Siemens VDO Automotive Corp.
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Electronic compensator for a piezoelectric actuator
- Patent number 6,650,032
- Issue date Nov 18, 2003
- Siemens Automotive Corporation
- Thomas Allen Sumrak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Electronic compensator for a piezoelectric actuator
- Patent number 6,400,066
- Issue date Jun 4, 2002
- Siemens Automotive Corporation
- Thomas Allen Sumrak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection valve with multiple nozzle plates
- Patent number 6,357,677
- Issue date Mar 19, 2002
- Siemens Automotive Corporation
- Wei-Min Ren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injector having after-injection reduction arrangement
- Patent number 6,257,508
- Issue date Jul 10, 2001
- Siemens Automotive Corporation
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Pressure swirl generator for a fuel injector
- Patent number 6,179,227
- Issue date Jan 30, 2001
- Siemens Automotive Corporation
- Wei-Min Ren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Swirl generator in a fuel injector
- Patent number 6,039,272
- Issue date Mar 21, 2000
- Siemens Automotive Corporation
- Wei-Min Ren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Pressure swirl injector with angled cone spray for fuel injection
- Patent number 5,878,962
- Issue date Mar 9, 1999
- Siemens Automotive Corporation
- Jingming Jim Shen
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Swirl generator in a fuel injector
- Patent number 5,875,972
- Issue date Mar 2, 1999
- Siemens Automotive Corporation
- Wei-Min Ren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and fuel injector enabling precision setting of valve lift
- Patent number 5,775,600
- Issue date Jul 7, 1998
- Ray Wildeson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Compact injector armature valve assembly
- Patent number 5,704,553
- Issue date Jan 6, 1998
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection systems with compact filter mountings
- Patent number 5,641,126
- Issue date Jun 24, 1997
- Siemens Automotive Corporation
- Debora E. Nally
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Armature guide for an electromechanical fuel injector and method of...
- Patent number 5,625,946
- Issue date May 6, 1997
- Siemens Automotive Corporation
- Raymond Wildeson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Bottom feed injector with top calibration feed
- Patent number 5,577,663
- Issue date Nov 26, 1996
- Siemens Automotive Corporation
- Debora E. Nally
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injector having improved parallelism of impacting armature sur...
- Patent number 5,494,223
- Issue date Feb 27, 1996
- Siemens Automotive L.P.
- Bryan C. Hall
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Flow area armature for fuel injector
- Patent number 5,494,224
- Issue date Feb 27, 1996
- Siemens Automotive L.P.
- Bryan C. Hall
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Shell component to protect injector from corrosion
- Patent number 5,494,225
- Issue date Feb 27, 1996
- Siemens Automotive Corporation
- Debora E. Nally
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Overmolded cover for fuel injector power group and method
- Patent number 5,465,910
- Issue date Nov 14, 1995
- Siemens Automotive Corporation
- Bryan C. Hall
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injector having an adjustment tube that discourages support fo...
- Patent number 5,433,386
- Issue date Jul 18, 1995
- Siemens Automotive L.P.
- David Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Dynamic flow calibration of a fuel injector by selective diversion...
- Patent number 5,241,858
- Issue date Sep 7, 1993
- Siemens Automotive L.P.
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injector valve having a collared sphere valve element
- Patent number 5,211,341
- Issue date May 18, 1993
- Siemens Automotive L.P.
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Dynamic flow calibration of a fuel injector by selective positionin...
- Patent number 5,157,967
- Issue date Oct 27, 1992
- Siemens Automotive L.P.
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Thin orifice swirl injector nozzle
- Patent number 4,971,254
- Issue date Nov 20, 1990
- Siemens-Bendix Automotive Electronics L.P.
- Paul D. Daly
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injector having flat seat and needle fuel seal
- Patent number 4,967,959
- Issue date Nov 6, 1990
- Siemens-Bendix Automotive Electronics L.P.
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Calibration of fuel injectors via permeability adjustment
- Patent number 4,949,904
- Issue date Aug 21, 1990
- Siemens-Bendix Automotive Electronics L.P.
- George T. Bata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Fuel injector temperature stabilizing arrangement and method
- Publication number 20040056120
- Publication date Mar 25, 2004
- Siemens Automotive Corporation
- David P. Wieczorek
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Electronic compensator for a piezoelectric actuator
- Publication number 20020195904
- Publication date Dec 26, 2002
- Siemens Automotive Corporation
- Thomas Allen Sumrak
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

David P. Wieczorek

Person

Patents Grantslast 30 patents

Fuel injector temperature stabilizing arrangement and method

Electronic compensator for a piezoelectric actuator

Electronic compensator for a piezoelectric actuator

Fuel injection valve with multiple nozzle plates

Fuel injector having after-injection reduction arrangement

Pressure swirl generator for a fuel injector

Swirl generator in a fuel injector

Pressure swirl injector with angled cone spray for fuel injection

Swirl generator in a fuel injector

Method and fuel injector enabling precision setting of valve lift

Compact injector armature valve assembly

Fuel injection systems with compact filter mountings

Armature guide for an electromechanical fuel injector and method of...

Bottom feed injector with top calibration feed

Fuel injector having improved parallelism of impacting armature sur...

Flow area armature for fuel injector

Shell component to protect injector from corrosion

Overmolded cover for fuel injector power group and method

Fuel injector having an adjustment tube that discourages support fo...

Dynamic flow calibration of a fuel injector by selective diversion...

Fuel injector valve having a collared sphere valve element

Dynamic flow calibration of a fuel injector by selective positionin...

Thin orifice swirl injector nozzle

Fuel injector having flat seat and needle fuel seal

Calibration of fuel injectors via permeability adjustment

Patents Applicationslast 30 patents

Fuel injector temperature stabilizing arrangement and method

Electronic compensator for a piezoelectric actuator