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Leonard M. Hanssen
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Gaithersburg, MD, US
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last 30 patents
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Patent Grant
Variable angle reflectometer employing an integrating sphere and a...
Patent number
5,745,234
Issue date
Apr 28, 1998
The United States of America as represented by the Secretary of the Navy
Keith A. Snail
G01 - MEASURING TESTING
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Patent Grant
Infrared neutral-density filter having copper alloy film
Patent number
5,726,797
Issue date
Mar 10, 1998
The United States of America as represented by the Secretary of Commerce
Zhuomin M. Zhang
G02 - OPTICS
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Patent Grant
Reflectometer employing an integrating sphere and lens-mirror conce...
Patent number
5,517,315
Issue date
May 14, 1996
The United States of America as represented by the Secretary of the Navy
Keith A. Snail
G01 - MEASURING TESTING