Shawn A. Opfer

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Elizabeth, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pinch valve
- Patent number 9,127,781
- Issue date Sep 8, 2015
- PBM Valve, Inc.
- Shawn A. Opfer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Valve
- Patent number D706396
- Issue date Jun 3, 2014
- Shawn A. Opfer
- D23 - Environmental heating and cooling
Information Patent Grant
Valve
- Patent number D706395
- Issue date Jun 3, 2014
- Shawn A. Opfer
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
PINCH VALVE
- Publication number 20140299798
- Publication date Oct 9, 2014
- Shawn A. Opfer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...