Christopher E. Stewart

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Sebastopol, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Noise-canceling down-converting detector
- Patent number 8,223,067
- Issue date Jul 17, 2012
- Invention Planet, LLC
- Grant E. Moulton
- G01 - MEASURING TESTING
Information Patent Grant
Continuous-wave field disturbance sensing system
- Patent number 8,089,394
- Issue date Jan 3, 2012
- Invention Planet, LLC
- Christopher E. Stewart
- G01 - MEASURING TESTING
Information Patent Grant
Method of down converting high-frequency signals
- Patent number 8,085,185
- Issue date Dec 27, 2011
- Invention Planet, LLC
- Christopher E. Stewart
- G01 - MEASURING TESTING
Information Patent Grant
Hand-held radar device
- Patent number D621731
- Issue date Aug 17, 2010
- Invention Planet, LLC
- Steven H. Goody
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Calibration system that can be utilized with a plurality of test sy...
- Patent number 7,640,477
- Issue date Dec 29, 2009
- Agilent Technologies, Inc.
- Daniel L. Pleasant
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Detector system with adjustable phase stage
- Publication number 20120280855
- Publication date Nov 8, 2012
- Invention Planet, LLC
- Grant E. Moulton
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Noise-canceling down-converting detector
- Publication number 20110102246
- Publication date May 5, 2011
- Grant E. Moulton
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method of down converting high-frequency signals
- Publication number 20110102240
- Publication date May 5, 2011
- Christopher E. Stewart
- G01 - MEASURING TESTING
Information Patent Application
Continuous-wave field disturbance sensing system
- Publication number 20110102241
- Publication date May 5, 2011
- Christopher E. Stewart
- G01 - MEASURING TESTING
Information Patent Application
Topology-independent calibration system
- Publication number 20060282723
- Publication date Dec 14, 2006
- Daniel L. Pleasant
- G01 - MEASURING TESTING