Mark G. Pospisil

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Park Ridge, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Washpipe system
- Patent number 11,414,939
- Issue date Aug 16, 2022
- Deublin Company, LLC
- Paul Mario Masini
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary union for directing a heat exchange fluid
- Patent number 7,475,914
- Issue date Jan 13, 2009
- Mark G. Pospisil
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Mechanical end face seal system
- Patent number 5,454,572
- Issue date Oct 3, 1995
- John Crane Inc.
- Mark G. Pospisil
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Mechanical face seal having centering means
- Patent number 4,768,790
- Issue date Sep 6, 1988
- John Crane Houdaille, Inc.
- James P. Netzel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
WASHPIPE SYSTEM AND METHOD
- Publication number 20210071487
- Publication date Mar 11, 2021
- Deublin Company, LLC
- Paul Mario Masini
- E21 - EARTH DRILLING MINING
Information Patent Application
Rotary union for directing a heat exchange fluid
- Publication number 20060082143
- Publication date Apr 20, 2006
- Mark G. Pospisil
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...