Thomas A. Sovilla

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La Habra, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Insertion valve and installation method
- Patent number 7,225,827
- Issue date Jun 5, 2007
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve assembly and method for hot tapping a line
- Patent number 7,021,325
- Issue date Apr 4, 2006
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve and method for repairing a valve under pressure
- Patent number 6,983,759
- Issue date Jan 10, 2006
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Insertion valve and installation method
- Patent number 6,776,184
- Issue date Aug 17, 2004
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Valve assembly and method for hot tapping a line
- Publication number 20050150550
- Publication date Jul 14, 2005
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Valve and method for repairing a valve under pressure
- Publication number 20050022867
- Publication date Feb 3, 2005
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Insertion valve and installation method
- Publication number 20040222399
- Publication date Nov 11, 2004
- Occlude
- Jeffrey L. Maichel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...