Alexander S. Williamson

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Fort Wayne, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Run out tolerant reciprocating cylinder sleeve seal carbon scraper
- Patent number 10,865,669
- Issue date Dec 15, 2020
- Dana Automotive Systems Group, LLC
- Thomas G. Heller
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Hybrid valve stem seal retainer assembly
- Patent number 9,371,749
- Issue date Jun 21, 2016
- Dana Automotive Systems Group, LLC
- Timothy A. Hegemier
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Eccentricity tolerant valve stem seal assembly
- Patent number 9,052,018
- Issue date Jun 9, 2015
- Dana Automotive Systems Group, Inc.
- Timothy A. Hegemier
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sealing ring for an intake manifold
- Patent number 7,140,617
- Issue date Nov 28, 2006
- Dana Corporation
- Frank W. Popielas
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Valve seal assembly with straight-walled retainer
- Patent number 6,764,079
- Issue date Jul 20, 2004
- Dana Corporation
- Timothy A. Hegemier
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
RUN OUT TOLERANT RECIPROCATING CYLINDER SLEEVE SEAL CARBON SCRAPER
- Publication number 20200224563
- Publication date Jul 16, 2020
- Dana Automotive Systems Group, LLC
- THOMAS G. HELLER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
HYBRID VALVE STEM SEAL RETAINER ASSEMBLY
- Publication number 20130200574
- Publication date Aug 8, 2013
- Timothy A. Hegemier
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
ECCENTRICITY TOLERANT VALVE STEM SEAL ASSEMBLY
- Publication number 20130015625
- Publication date Jan 17, 2013
- Timothy A. Hegemier
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Sealing ring for an intake manifold
- Publication number 20040239043
- Publication date Dec 2, 2004
- Frank W. Popielas
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Flange seal
- Publication number 20040201181
- Publication date Oct 14, 2004
- Alexander S. Williamson
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS