Steven J. Passerell

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Rock Creek, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Heat trap
- Patent number 7,270,087
- Issue date Sep 18, 2007
- Bradford-White Corporation
- David P. Passerell
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Structure for converting a mechanical joint to a fusion joint
- Patent number 6,892,753
- Issue date May 17, 2005
- Perfection Corporation
- Dave Robison
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas riser with free rotating plastic riser casing
- Patent number 6,371,525
- Issue date Apr 16, 2002
- Perfection Corporation
- Steven J. Passerell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Stab-type coupling with conduit inner diameter seal
- Patent number 6,142,538
- Issue date Nov 7, 2000
- Perfection Corporation
- Frank R. Volgstadt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
HEAT TRAP
- Publication number 20060054110
- Publication date Mar 16, 2006
- Allpass Corporation
- David P. Passerell
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Method and structure for converting a mechanical joint to a fusion...
- Publication number 20030037648
- Publication date Feb 27, 2003
- Dave Robison
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...