Andrew W. Stell

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Aledo, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Sound based fire alarm system and method
- Patent number 8,622,147
- Issue date Jan 7, 2014
- WilliamsRDM, Inc.
- Brent W. Williams
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Method and system for a digital voltage detector with digital volta...
- Patent number 8,446,286
- Issue date May 21, 2013
- Williams-Pyro, Inc.
- Andrew W. Stell
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for fire detection
- Patent number 8,294,567
- Issue date Oct 23, 2012
- Williams-Pyro, Inc.
- Andrew W. Stell
- G08 - SIGNALLING
Information Patent Grant
Method and system for a digital voltage detector with digital volta...
- Patent number 8,248,261
- Issue date Aug 21, 2012
- Williams-Pyro Inc.
- Andrew W. Stell
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for fire detection
- Patent number 7,969,296
- Issue date Jun 28, 2011
- Williams-Pyro, Inc.
- Andrew W. Stell
- G08 - SIGNALLING
Information Patent Grant
Stovetop fire suppression system and method
- Patent number 7,934,564
- Issue date May 3, 2011
- Williams-Pyro, Inc.
- Andrew W. Stell
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Method and System for a Digital Voltage Detector with Digital Volta...
- Publication number 20120242323
- Publication date Sep 27, 2012
- Williams-Pyro, Inc.
- Andrew W. Stell
- G01 - MEASURING TESTING