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Scanning horizon sensor
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Patent number 4,654,518
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Issue date Mar 31, 1987
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Barnes Engineering Company
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Robert W. Astheimer
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G01 - MEASURING TESTING
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Visible-UV horizon sensor
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Patent number 4,628,206
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Issue date Dec 9, 1986
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Barnes Engineering Company
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Robert W. Astheimer
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G01 - MEASURING TESTING
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Common path interferometer
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Patent number 4,142,797
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Issue date Mar 6, 1979
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Barnes Engineering Company
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Robert W. Astheimer
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G02 - OPTICS
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Infrared vidicon system
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Patent number 4,063,093
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Issue date Dec 13, 1977
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Barnes Engineering Company
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Robert W. Astheimer
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Infrared line scanning instrument
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Patent number 3,973,124
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Issue date Aug 3, 1976
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Barnes Engineering Company
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Robert W. Astheimer
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE