Michael W. Apperson

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Chapel Hill, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Communication protocol for interconnected hazardous condition detec...
- Patent number 7,449,990
- Issue date Nov 11, 2008
- Walter Kidde Portable Equipment, Inc.
- John J. Andres
- G08 - SIGNALLING
Information Patent Grant
Communication protocol for interconnected hazardous condition detec...
- Patent number 6,791,453
- Issue date Sep 14, 2004
- Walter Kidde Portable Equipment, Inc.
- John J. Andres
- G08 - SIGNALLING
Information Patent Grant
Microprocessor-based combination smoke and carbon monoxide detector...
- Patent number 6,753,786
- Issue date Jun 22, 2004
- Walter Kidde Portable Equipment, Inc.
- Michael W. Apperson
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Communication protocol for interconnected hazardous condition detec...
- Publication number 20050007248
- Publication date Jan 13, 2005
- Walter Kidde Portable Equipment, Inc.
- John J. Andres
- G08 - SIGNALLING
Information Patent Application
Multicondition detection apparatus and method providing interleaved...
- Publication number 20030098790
- Publication date May 29, 2003
- Walter Kidde Portable Equipment, Inc.
- John J. Andres
- G08 - SIGNALLING