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Dennis Prince
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Hillsboro, OR, US
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting diode (LED) illumination control system and method
Patent number
7,731,371
Issue date
Jun 8, 2010
3M Innovative Properties Company
Dennis W. Prince
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light emitting diode (LED) illumination control system and method
Patent number
7,384,150
Issue date
Jun 10, 2008
3M Innovative Properties Company
Dennis W. Prince
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Gray level addressing for LCDs
Patent number
5,861,869
Issue date
Jan 19, 1999
In Focus Systems, Inc.
Terry J. Scheffer
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Methods and systems for detecting and correcting dynamic crosstalk...
Patent number
5,640,173
Issue date
Jun 17, 1997
In Focus Systems, Inc.
Dennis W. Prince
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Memory configuration for display information
Patent number
5,617,113
Issue date
Apr 1, 1997
In Focus Systems, Inc.
Dennis W. Prince
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Plural line liquid crystal addressing method and apparatus
Patent number
5,508,716
Issue date
Apr 16, 1996
In Focus Systems, Inc.
Dennis W. Prince
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Addressing method and system having minimal crosstalk effects
Patent number
5,473,338
Issue date
Dec 5, 1995
In Focus Systems, Inc.
Dennis W. Prince
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Adaptive drive waveform for reducing crosstalk effects in electro-o...
Patent number
5,471,228
Issue date
Nov 28, 1995
Tektronix, Inc.
Kevin J. Ilcisin
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Passive matrix display having reduced image-degrading crosstalk eff...
Patent number
5,440,322
Issue date
Aug 8, 1995
In Focus Systems, Inc.
Dennis W. Prince
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Channel arrangement for plasma addressing structure
Patent number
5,313,223
Issue date
May 17, 1994
Tektronix, Inc.
Thomas S. Buzak
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Self-synchronizing optical state controller for infrared linked ste...
Patent number
5,293,227
Issue date
Mar 8, 1994
Tektronix, Inc.
Dennis W. Prince
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for reducing optical cross talk in a liquid cr...
Patent number
4,652,087
Issue date
Mar 24, 1987
Tektronix, Inc.
Philip J. Bos
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DIODE (LED) ILLUMINATION CONTROL SYSTEM AND METHOD
Publication number
20080239249
Publication date
Oct 2, 2008
3M Innovative Properties Company
Dennis W. Prince
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Light emitting diode (LED) illumination control system and method
Publication number
20060268236
Publication date
Nov 30, 2006
3M Innovative Properties Company
Dennis W. Prince
H04 - ELECTRIC COMMUNICATION TECHNIQUE