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John O. Crawford
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Hopkinton, MA, US
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last 30 patents
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Patent Grant
Dynamic range video camera, recording system, and recording method
Patent number
6,985,185
Issue date
Jan 10, 2006
Applied Vision Systems, Inc.
John O. Crawford
G08 - SIGNALLING
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Patent Grant
Illumination systems for eyeglass and facemask display systems
Patent number
6,724,354
Issue date
Apr 20, 2004
The Microoptical Corporation
Mark B. Spitzer
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Patent Grant
Eyeglass display lens system employing off-axis optical design
Patent number
6,353,503
Issue date
Mar 5, 2002
The Micropitical Corporation
Mark B. Spitzer
G02 - OPTICS