BenOpcon, Inc.

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Cincinnati, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Variable power lens systems for producing small images
- Patent number 5,745,301
- Issue date Apr 28, 1998
- BenOpcon, Inc.
- Ellis I. Betensky
- G02 - OPTICS
Information Patent Grant
Wide angle binocular system with variable power capability
- Patent number 5,576,888
- Issue date Nov 19, 1996
- BenOpcon, Inc.
- Ellis I. Betensky
- G02 - OPTICS
Information Patent Grant
Wide angle binocular system with variable power capability
- Patent number 5,532,875
- Issue date Jul 2, 1996
- BenOpcon, Inc.
- Ellis I. Betensky
- G02 - OPTICS
Information Patent Grant
Wide angle binocular system with variable power capability
- Patent number 5,500,769
- Issue date Mar 19, 1996
- BenOpcon, Inc.
- Ellis I. Betensky
- G02 - OPTICS
Information Patent Grant
Wide angle binocular system with variable power capability
- Patent number 5,499,140
- Issue date Mar 12, 1996
- BenOpcon, Inc.
- Ellis I. Betensky
- G02 - OPTICS
Information Patent Grant
Wide angle binocular system with variable power capability
- Patent number 5,371,626
- Issue date Dec 6, 1994
- BenOpcon, Inc.
- Ellis I. Betensky
- G02 - OPTICS