GREYHAWK SYSTEMS, INC.

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MILPITAS, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Light valve projector assembly including fiber optic plate with fib...
- Patent number 5,394,254
- Issue date Feb 28, 1995
- Greyhawk Systems, Inc.
- Liang T. Cheng
- G02 - OPTICS
Information Patent Grant
Optics for a single-lens video projector with color-specific polari...
- Patent number 5,374,968
- Issue date Dec 20, 1994
- Greyhawk Systems, Inc.
- Duane A. Haven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Three color channel, two-elevation optics for a single lens video p...
- Patent number 5,365,287
- Issue date Nov 15, 1994
- Greyhawk Systems, Inc.
- David W. Vollmer
- G02 - OPTICS
Information Patent Grant
Apparatus for and method of operation of smectic liquid crystal lig...
- Patent number 5,140,448
- Issue date Aug 18, 1992
- Greyhawk Systems, Inc.
- Matthew Bone
- G02 - OPTICS
Information Patent Grant
Fabrication of printed wiring boards by projection imaging
- Patent number 5,138,368
- Issue date Aug 11, 1992
- Greyhawk Systems, Inc.
- Frederic J. Kahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Partially coherent optical system with scattering type object
- Patent number 5,116,110
- Issue date May 26, 1992
- Greyhawk Systems, Inc.
- Frederic J. Kahn
- G02 - OPTICS
Information Patent Grant
Projected image linewidth correction apparatus and method
- Patent number 5,111,513
- Issue date May 5, 1992
- Greyhawk Systems, Inc.
- James B. Turner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Apparatus and method of forming and projecting high precision optic...
- Patent number 5,085,506
- Issue date Feb 4, 1992
- Greyhawk Systems, Inc.
- Frederic J. Kahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light addressed liquid crystal light valve incorporating electrical...
- Patent number 5,084,777
- Issue date Jan 28, 1992
- Greyhawk Systems, Inc.
- David E. Slobodin
- G02 - OPTICS
Information Patent Grant
Spatial light modulator with improved aperture ratio
- Patent number 5,083,854
- Issue date Jan 28, 1992
- Greyhawk Systems, Inc.
- Ronald F. Zampolin
- G02 - OPTICS
Information Patent Grant
Biphenyl derivatives for photostabilization in pulsed optical darke...
- Patent number 5,080,467
- Issue date Jan 14, 1992
- Greyhawk Systems, Inc.
- Frederic J. Kahn
- G02 - OPTICS
Information Patent Grant
High-efficiency polarized light source
- Patent number 5,073,830
- Issue date Dec 17, 1991
- Greyhawk Systems, Inc.
- Bryan E. Loucks
- G02 - OPTICS
Information Patent Grant
Active matrix liquid crystal liquid crystal light valve including a...
- Patent number 5,056,895
- Issue date Oct 15, 1991
- Greyhawk Systems, Inc.
- Frederic J. Kahn
- G02 - OPTICS
Information Patent Grant
Variable density optical filter
- Patent number 5,040,879
- Issue date Aug 20, 1991
- Greyhawk Systems, Inc.
- Duane A. Haven
- G02 - OPTICS
Information Patent Grant
Projected image linewidth correction apparatus and method
- Patent number 5,014,326
- Issue date May 7, 1991
- Greyhawk Systems, Inc.
- James B. Turner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Apparatus and method of forming and projecting high precision optic...
- Patent number 4,969,734
- Issue date Nov 13, 1990
- Greyhawk Systems, Inc.
- Frederic J. Kahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of and apparatus for mounting a mirror to a rotatable shaft
- Patent number 4,802,752
- Issue date Feb 7, 1989
- Greyhawk Systems, Inc.
- Noah L. Anglin
- G02 - OPTICS
Information Patent Grant
Liquid crystal cell for image projections and method of operating same
- Patent number 4,799,770
- Issue date Jan 24, 1989
- Greyhawk Systems, Inc.
- Frederick J. Kahn
- G02 - OPTICS
Information Patent Grant
Apparatus for detecting position of a rotating element using a two-...
- Patent number 4,775,788
- Issue date Oct 4, 1988
- Greyhawk Systems, Inc.
- Robert P. Harshberger
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of and apparatus for controlling temperature of a liquid cry...
- Patent number 4,775,221
- Issue date Oct 4, 1988
- Greyhawk Systems, Inc.
- James A. Baumgartner
- G02 - OPTICS
Information Patent Grant
Apparatus for positioning a rotating element
- Patent number 4,705,996
- Issue date Nov 10, 1987
- Greyhawk Systems
- Robert P. Harshberger
- G05 - CONTROLLING REGULATING
Information Patent Grant
Apparatus for mounting two lasers to produce parallel or colinear b...
- Patent number 4,701,018
- Issue date Oct 20, 1987
- Greyhawk Systems, Inc.
- Bryan E. Loucks
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

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Trademarklast 30 trademarks

Information Trademark
73655906 - GREYHAWK
- Serial number 73655906
- Registration number 1557655
- Filing date Apr 14, 1987
- GREYHAWK SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73655908 - SOFTPLOT
- Serial number 73655908
- Filing date Apr 14, 1987
- GREYHAWK SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73655905
- Serial number 73655905
- Registration number 1472934
- Filing date Apr 14, 1987
- GREYHAWK SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73655907 - SOFTPLOT
- Serial number 73655907
- Filing date Apr 14, 1987
- GREYHAWK SYSTEMS, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

GREYHAWK SYSTEMS, INC.

Organization

Patents Grantslast 30 patents

Light valve projector assembly including fiber optic plate with fib...

Optics for a single-lens video projector with color-specific polari...

Three color channel, two-elevation optics for a single lens video p...

Apparatus for and method of operation of smectic liquid crystal lig...

Fabrication of printed wiring boards by projection imaging

Partially coherent optical system with scattering type object

Projected image linewidth correction apparatus and method

Apparatus and method of forming and projecting high precision optic...

Light addressed liquid crystal light valve incorporating electrical...

Spatial light modulator with improved aperture ratio

Biphenyl derivatives for photostabilization in pulsed optical darke...

High-efficiency polarized light source

Active matrix liquid crystal liquid crystal light valve including a...

Variable density optical filter

Projected image linewidth correction apparatus and method

Apparatus and method of forming and projecting high precision optic...

Method of and apparatus for mounting a mirror to a rotatable shaft

Liquid crystal cell for image projections and method of operating same

Apparatus for detecting position of a rotating element using a two-...

Method of and apparatus for controlling temperature of a liquid cry...

Apparatus for positioning a rotating element

Apparatus for mounting two lasers to produce parallel or colinear b...

Trademarklast 30 trademarks

73655906 - GREYHAWK

73655908 - SOFTPLOT

73655905

73655907 - SOFTPLOT