Walter Kraft

Person

Zurich, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Local change of an image sharpness of photographic images with masks
- Patent number 7,103,228
- Issue date Sep 5, 2006
- Imaging Solutions AG
- Walter Kraft
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Local digital image property control with masks
- Patent number 6,954,549
- Issue date Oct 11, 2005
- Gretag Imaging Trading AG
- Walter Kraft
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optimization apparatus for photographic image data
- Patent number 6,498,638
- Issue date Dec 24, 2002
- Gretag ImagingTrading AG
- Peter Zolliker
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mask changing the brightness profile of a photographic copy
- Patent number 6,458,492
- Issue date Oct 1, 2002
- Gretag Imaging Trading AG
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for optimizing a copying light profile
- Patent number 6,392,739
- Issue date May 21, 2002
- Gretag Imaging Trading AG
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic copier
- Patent number 6,341,008
- Issue date Jan 22, 2002
- Gretag Imaging AG
- Walter Kraft
- G02 - OPTICS
Information Patent Grant
Method for producing index prints
- Patent number 6,088,136
- Issue date Jul 11, 2000
- Gretag Imaging AG
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for calibrating a photographic copy printer
- Patent number 6,072,604
- Issue date Jun 6, 2000
- Gretag Imaging AG
- Peter Zolliker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing photographic copies from photographic originals
- Patent number 5,953,136
- Issue date Sep 14, 1999
- Gretag Imaging AG
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing copies from photographic originals
- Patent number 5,798,820
- Issue date Aug 25, 1998
- Gretag Imaging AG
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Procedure for making copies from photographic originals
- Patent number 5,365,353
- Issue date Nov 15, 1994
- Gretag Imaging, AG
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the preparation of photographic color copies
- Patent number 5,119,125
- Issue date Jun 2, 1992
- Gretag Systems, Inc.
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic color copying apparatus and exposure control process
- Patent number 5,115,270
- Issue date May 19, 1992
- Gretag Systems
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoelectric scanner
- Patent number 5,087,937
- Issue date Feb 11, 1992
- Gretag Systems
- Beat Frick
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for the preparation of photographic color copies from copy...
- Patent number 5,081,486
- Issue date Jan 14, 1992
- Gretag Systems, Inc.
- Werner R. von Stein
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control process and photographic color copying apparatus
- Patent number 5,036,351
- Issue date Jul 30, 1991
- Gretag Systems
- Beat Frick
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exposure control process and photographic color copying apparatus
- Patent number 5,016,043
- Issue date May 14, 1991
- Gretag Systems
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic color copying apparatus and exposure control process
- Patent number 4,951,084
- Issue date Aug 21, 1990
- Ciba-Geigy Corporation
- Werner R. von Stein
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Local digital image property control with masks
- Publication number 20020141640
- Publication date Oct 3, 2002
- Walter Kraft
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Mask for changing the brightness profile of a photographic copy
- Publication number 20020131096
- Publication date Sep 19, 2002
- Walter Kraft
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Local change of an image sharpness of photographic images with masks
- Publication number 20020110282
- Publication date Aug 15, 2002
- Walter Kraft
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Walter Kraft

Person

Patents Grantslast 30 patents

Local change of an image sharpness of photographic images with masks

Local digital image property control with masks

Optimization apparatus for photographic image data

Mask changing the brightness profile of a photographic copy

Method for optimizing a copying light profile

Photographic copier

Method for producing index prints

Method for calibrating a photographic copy printer

Method for producing photographic copies from photographic originals

Method for producing copies from photographic originals

Procedure for making copies from photographic originals

Process for the preparation of photographic color copies

Photographic color copying apparatus and exposure control process

Photoelectric scanner

Process for the preparation of photographic color copies from copy...

Exposure control process and photographic color copying apparatus

Exposure control process and photographic color copying apparatus

Photographic color copying apparatus and exposure control process

Patents Applicationslast 30 patents

Local digital image property control with masks

Mask for changing the brightness profile of a photographic copy

Local change of an image sharpness of photographic images with masks