Duane G. Fredericks

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Lockport, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for evaluating phased array antennas
- Patent number 6,507,312
- Issue date Jan 14, 2003
- Fredwal, Inc.
- Duane G. Fredericks
- G01 - MEASURING TESTING
Information Patent Grant
Phase coherent optically delayed radar target
- Patent number 6,492,939
- Issue date Dec 10, 2002
- Duane G. Fredericks
- G01 - MEASURING TESTING
Information Patent Grant
Radar target with delayed reply means
- Patent number 5,351,054
- Issue date Sep 27, 1994
- Fredericks; Duane G.
- Duane G. Fredericks
- G01 - MEASURING TESTING
Information Patent Grant
Radar target with delayed reply means
- Patent number 5,164,734
- Issue date Nov 17, 1992
- Fredericks; Duane G.
- Duane G. Fredericks
- G01 - MEASURING TESTING