Corry W. Johnson

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Orion Township, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Compact electrically controlled four-way valve with port mixing
- Patent number 8,919,378
- Issue date Dec 30, 2014
- GM Global Technology Operations LLC
- Brian K. Bartnick
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid valve port optimized for robustness with standard O-ring seal
- Patent number 8,794,264
- Issue date Aug 5, 2014
- GM Global Technologies Operations LLC
- Brian K. Bartnick
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Multi-port variable flow control valve with single actuator and int...
- Patent number 8,584,708
- Issue date Nov 19, 2013
- GM Global Technology Operations LLC
- Brian K. Bartnick
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Compact Electrically Controlled Four-Way Valve With Port Mixing
- Publication number 20130263949
- Publication date Oct 10, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Brian K. Bartnick
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
APPARATUS FOR IMPROVING FLOW BETWEEN INTERSECTING PASSAGEWAYS
- Publication number 20130092278
- Publication date Apr 18, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Brian K. Bartnick
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Multi-port variable flow control valve with single actuator and int...
- Publication number 20130048084
- Publication date Feb 28, 2013
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Brian K. Bartnick
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Fluid Valve Port Optimized for Robustness with Standard O-Ring Seal
- Publication number 20120305115
- Publication date Dec 6, 2012
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Brian K. Bartnick
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC