James C. Zellner

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Centreville, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic field gradient navigation aid
- Patent number 10,378,900
- Issue date Aug 13, 2019
- Raytheon Company
- Matthew E. Gann
- F41 - WEAPONS
Information Patent Grant
Measurement of magnetic field gradients
- Patent number 10,338,261
- Issue date Jul 2, 2019
- Raytheon Company
- Matthew E. Gann
- G01 - MEASURING TESTING
Information Patent Grant
Beacon-based geolocation using a low frequency electromagnetic field
- Patent number 10,048,073
- Issue date Aug 14, 2018
- Raytheon Company
- Benjamin Dolgin
- G01 - MEASURING TESTING
Information Patent Grant
Multi-spectral optical tracking system and methods
- Patent number 9,451,185
- Issue date Sep 20, 2016
- Raytheon Company
- Benjamin P. Dolgin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic Field Gradient Navigation Aid
- Publication number 20170074660
- Publication date Mar 16, 2017
- Raytheon Company
- Matthew E. Gann
- F41 - WEAPONS
Information Patent Application
Measurement of Magnetic Field Gradients
- Publication number 20170075020
- Publication date Mar 16, 2017
- Raytheon Company
- Matthew E. Gann
- G01 - MEASURING TESTING
Information Patent Application
MAGNETIC ANTENNAS FOR ULTRA LOW FREQUENCY AND VERY LOW FREQUENCY RA...
- Publication number 20150372771
- Publication date Dec 24, 2015
- Raytheon Company
- Benjamin Dolgin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTI-SPECTRAL OPTICAL TRACKING SYSTEM AND METHODS
- Publication number 20150256768
- Publication date Sep 10, 2015
- Raytheon Company
- Benjamin P. Dolgin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BEACON-BASED GEOLOCATION USING A LOW FREQUENCY ELECTROMAGNETIC FIELD
- Publication number 20130116970
- Publication date May 9, 2013
- Raytheon Company
- Benjamin Dolgin
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND SYSTEM FOR NAVIGATION USING MAGNETIC DIPOLES
- Publication number 20110248706
- Publication date Oct 13, 2011
- Raytheon UTD, Inc.
- Clayton P. Davis
- G01 - MEASURING TESTING