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Charles J. Kramer
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Rochester, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Diffraction grating-based wavelength selection unit having improved...
Patent number
6,765,724
Issue date
Jul 20, 2004
Holotek, LLC
Charles J. Kramer
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process for preparing a printing plate
Patent number
6,630,286
Issue date
Oct 7, 2003
ECRM Incorporated
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Diffraction grating-based wavelength selection unit
Patent number
6,583,934
Issue date
Jun 24, 2003
Holotek, LLC
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Surface-relief diffraction grating
Patent number
6,560,020
Issue date
May 6, 2003
Holotek, LLC
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Hologon deflector system having dispersive optical elements for sca...
Patent number
5,986,778
Issue date
Nov 16, 1999
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Deflector system which produces dual, oppositely directed scanning...
Patent number
5,481,384
Issue date
Jan 2, 1996
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Rotationally symmetric dual reflection optical beam scanner and sys...
Patent number
5,367,399
Issue date
Nov 22, 1994
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Optical beam scanners for imaging applications
Patent number
5,223,956
Issue date
Jun 29, 1993
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Adjustable fixed mount for a hologon deflector
Patent number
5,183,350
Issue date
Feb 2, 1993
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Simultaneous multibeam scanning system
Patent number
5,179,463
Issue date
Jan 12, 1993
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Simultaneous multibeam scanning system
Patent number
5,097,351
Issue date
Mar 17, 1992
Holotek, Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Hologon scanner system
Patent number
5,046,794
Issue date
Sep 10, 1991
Holotek Ltd.
Joachim A. Ritter
G02 - OPTICS
Information
Patent Grant
Hologon deflection system having dispersive optical elements for sc...
Patent number
4,973,112
Issue date
Nov 27, 1990
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Hologan scanner system
Patent number
4,852,956
Issue date
Aug 1, 1989
Holotek Ltd.
Charles J. Kramer
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-wavelength scanning system
Patent number
4,848,863
Issue date
Jul 18, 1989
Halotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Hologon scanner system
Patent number
4,826,268
Issue date
May 2, 1989
Holotek, Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Hologon scanner system
Patent number
4,786,126
Issue date
Nov 22, 1988
Holotek, Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Integrated laser beam scanning system
Patent number
4,779,944
Issue date
Oct 25, 1988
Holotek Ltd.
Joahim A. Ritter
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Electro-optic pulse imaging raster output scanner
Patent number
4,639,073
Issue date
Jan 27, 1987
Xerox Corporation
Kwok-leung Yip
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hologon laser scanner apparatus
Patent number
4,610,500
Issue date
Sep 9, 1986
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Preobjective hologon scanner system
Patent number
4,583,816
Issue date
Apr 22, 1986
Holotek Ltd.
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Microdeflector facet tracker for scanning system
Patent number
4,559,562
Issue date
Dec 17, 1985
Xerox Corporation
Charles J. Kramer
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Fluorescent activated, spatially quantitative light detector
Patent number
4,371,897
Issue date
Feb 1, 1983
Xerox Corporation
Charles J. Kramer
G01 - MEASURING TESTING
Information
Patent Grant
Dynamic mounting for holographic spinners
Patent number
4,353,615
Issue date
Oct 12, 1982
Xerox Corporation
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Multiple function reproduction apparatus
Patent number
4,345,835
Issue date
Aug 24, 1982
Xerox Corporation
Charles J. Kramer
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Linear integrating cavity light collector
Patent number
4,321,630
Issue date
Mar 23, 1982
Xerox Corporation
Charles J. Kramer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Diffraction based light collector
Patent number
4,314,283
Issue date
Feb 2, 1982
Xerox Corporation
Charles J. Kramer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reflective holographic scanning system insensitive to spinner wobbl...
Patent number
4,304,459
Issue date
Dec 8, 1981
Xerox Corporation
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Optical scanner using plane linear diffraction gratings on a rotati...
Patent number
4,289,371
Issue date
Sep 15, 1981
Xerox Corporation
Charles J. Kramer
G02 - OPTICS
Information
Patent Grant
Piezo-optic, total internal reflection modulator
Patent number
4,257,016
Issue date
Mar 17, 1981
Xerox Corporation
Charles J. Kramer
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Post exposure method for enhancing durability of negative working l...
Publication number
20030118944
Publication date
Jun 26, 2003
Western Litho Plate & Supply Co.
Harry Copeland
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DIFFRACTION GRATING-BASED WAVELENGTH SELECTION UNIT
Publication number
20030076590
Publication date
Apr 24, 2003
Charles J. Kramer
G02 - OPTICS
Information
Patent Application
NOVEL SURFACE-RELIEF DIFFRACTION GRATING
Publication number
20030076594
Publication date
Apr 24, 2003
Charles J. Kramer
G02 - OPTICS
Information
Patent Application
Process for preparing a printing plate
Publication number
20020119395
Publication date
Aug 29, 2002
Charles J. Kramer
G02 - OPTICS