David LEDGER

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Asheville, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Kinematic compliant linkage for turbocharger
- Patent number 11,280,257
- Issue date Mar 22, 2022
- BorgWarner Inc.
- David J. Ledger
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method and laser device for forming grooves in bearing surfaces, an...
- Patent number 10,654,128
- Issue date May 19, 2020
- BorgWarner, Inc.
- David Ledger
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Devices and method for adjusting turbocharger rotating assembly bal...
- Patent number 10,487,838
- Issue date Nov 26, 2019
- BorgWarner, Inc.
- Daniel Pruitt
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Turbocharger having improved ported shroud compressor housing
- Patent number 10,316,859
- Issue date Jun 11, 2019
- BorgWarner Inc.
- Thomas Craig Harris
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Turbocharger having improved ported shroud compressor housing
- Patent number 10,309,417
- Issue date Jun 4, 2019
- BorgWarner Inc.
- Thomas Craig Harris
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Kinematic Compliant Linkage for Turbocharger
- Publication number 20190017433
- Publication date Jan 17, 2019
- BorgWarner Inc.
- David J. LEDGER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBOCHARGER HAVING IMPROVED PORTED SHROUD COMPRESSOR HOUSING
- Publication number 20180328378
- Publication date Nov 15, 2018
- BorgWarner Inc.
- Thomas Craig HARRIS
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
TURBOCHARGER HAVING IMPROVED PORTED SHROUD COMPRESSOR HOUSING
- Publication number 20180328379
- Publication date Nov 15, 2018
- BorgWarner Inc.
- Thomas Craig HARRIS
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD AND LASER DEVICE FOR FORMING GROOVES IN BEARING SURFACES, AN...
- Publication number 20170028509
- Publication date Feb 2, 2017
- BorgWarner Inc.
- DAVID LEDGER
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DEVICES AND METHOD FOR ADJUSTING TURBOCHARGER ROTATING ASSEMBLY BAL...
- Publication number 20160097395
- Publication date Apr 7, 2016
- BorgWarner Inc.
- Daniel PRUITT
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...