Donald L. Cullen

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Diffractive display
- Patent number 6,898,009
- Issue date May 24, 2005
- Luckoff Display Corporation
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Grant
Diffractive display
- Patent number 6,621,607
- Issue date Sep 16, 2003
- Luckoff Display Corporation
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Grant
Active and passive holographic optical based curved surface element
- Patent number 6,552,831
- Issue date Apr 22, 2003
- Luckoff Display Corporation
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Grant
Active and passive holographic optical based curved surface elements
- Patent number 6,285,472
- Issue date Sep 4, 2001
- Luckoff Display Corporation
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Grant
Diffractive display and method utilizing reflective or transmissive...
- Patent number 5,613,022
- Issue date Mar 18, 1997
- Luckoff Display Corporation
- Jefferson E. Odhner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Direction of Optical Signals by a Movable Diffractive Optical Element
- Publication number 20090237761
- Publication date Sep 24, 2009
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Application
Fuel pellet briquettes from biomass and recovered coal slurries
- Publication number 20070006526
- Publication date Jan 11, 2007
- New Energy USA, LLC
- Donald L. Cullen
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Diffractive display
- Publication number 20040017597
- Publication date Jan 29, 2004
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Application
Active and passive holographic optical based curved surface elements
- Publication number 20030184829
- Publication date Oct 2, 2003
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Application
Direction of optical signals by a movable diffractive optical element
- Publication number 20010033419
- Publication date Oct 25, 2001
- Jefferson E. Odhner
- G02 - OPTICS
Information Patent Application
Active and passive holographic optical based curved surface element
- Publication number 20010024303
- Publication date Sep 27, 2001
- Jefferson E. Odhner
- G02 - OPTICS