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Leopold A. Harwood
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Bridgewater, NJ, US
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last 30 patents
Information
Patent Grant
System for applying brightness signals to a display device and comp...
Patent number
5,170,155
Issue date
Dec 8, 1992
Thomson S.A.
Dora Plus
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Motion adaptive television signal processing system
Patent number
4,716,462
Issue date
Dec 29, 1987
RCA Corporation
Robert A. Wargo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frequency division multiplexed analog to digital converter
Patent number
4,703,340
Issue date
Oct 27, 1987
RCA Corporation
Alvin R. Balaban
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Chrominance signal phase locked loop system for use in a digital te...
Patent number
4,700,217
Issue date
Oct 13, 1987
RCA Corporation
Alvin R. Balaban
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Vertical transition processor for a comb filter
Patent number
4,694,331
Issue date
Sep 15, 1987
RCA Corporation
Kirk A. Law
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital phase locked loop stabilization circuitry using a secondary...
Patent number
4,694,327
Issue date
Sep 15, 1987
RCA Corporation
Walter H. Demmer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase locked loop system including analog and digital components
Patent number
4,686,560
Issue date
Aug 11, 1987
RCA Corporation
Alvin R. Balaban
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Vertical detail information restoration circuit
Patent number
4,686,561
Issue date
Aug 11, 1987
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal background noise detector
Patent number
4,684,989
Issue date
Aug 4, 1987
RCA Corporation
Barbara J. Roeder
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital pulse width detector
Patent number
4,670,665
Issue date
Jun 2, 1987
RCA Corporation
Leopold A. Harwood
G01 - MEASURING TESTING
Information
Patent Grant
Interfield image motion detector for video signals
Patent number
4,661,853
Issue date
Apr 28, 1987
RCA Corporation
Barbara J. Roeder
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television receiver with selectable video input signals
Patent number
4,660,084
Issue date
Apr 21, 1987
RCA Corporation
Paul D. Filliman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television receiver responsive to plural video signals
Patent number
4,660,085
Issue date
Apr 21, 1987
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal motion detecting apparatus
Patent number
4,651,211
Issue date
Mar 17, 1987
RCA Corporation
Hermann J. Weckenbrock
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive control of the chrominance signal frequency response in a...
Patent number
4,651,196
Issue date
Mar 17, 1987
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Duration-sensitive digital signal gate
Patent number
4,634,984
Issue date
Jan 6, 1987
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital chroma overload system
Patent number
4,630,102
Issue date
Dec 16, 1986
RCA Corporation
Robert A. Wargo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electrical servo system having manual override affecting servo loop...
Patent number
4,628,346
Issue date
Dec 9, 1986
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal filtering system having adaptively cascaded filter stages fo...
Patent number
4,626,894
Issue date
Dec 2, 1986
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
I-phase fleshtone correction system using R-Y, G-Y and B-Y color di...
Patent number
4,625,233
Issue date
Nov 25, 1986
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal auto peaking circuitry
Patent number
4,623,924
Issue date
Nov 18, 1986
RCA Corporation
Robert A. Wargo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital correlation indicator and hanging dot reduction system empl...
Patent number
4,618,882
Issue date
Oct 21, 1986
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hanging dot reduction system
Patent number
4,616,254
Issue date
Oct 7, 1986
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Chrominance processor control system
Patent number
4,611,240
Issue date
Sep 9, 1986
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Manual hue control as for a digital TV
Patent number
4,562,460
Issue date
Dec 31, 1985
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tri-level sandcastle pulse decoder
Patent number
4,555,722
Issue date
Nov 26, 1985
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hue control system
Patent number
4,500,910
Issue date
Feb 19, 1985
RCA Corporation
Leopold A. Harwood
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PLL Oscillator synchronizing system with DC control of free-running...
Patent number
4,485,354
Issue date
Nov 27, 1984
RCA Corporation
Robert L. Shanley
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PLL Oscillator synchronizing system with matrix for phase correction
Patent number
4,485,353
Issue date
Nov 27, 1984
RCA Corporation
Ta-Fang Fang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Amplifier incorporating gain distribution control for cascaded ampl...
Patent number
4,464,633
Issue date
Aug 7, 1984
RCA Corporation
Leopold A. Harwood
H03 - BASIC ELECTRONIC CIRCUITRY