Fred Mast

Person

Wil, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Optical reproduction system
- Patent number 5,993,016
- Issue date Nov 30, 1999
- Gretag Imaging AG
- Fred Mast
- G02 - OPTICS
Information Patent Grant
Measuring head
- Patent number 4,929,084
- Issue date May 29, 1990
- GRETAG Aktiengesellschaft
- Fred Mast
- G02 - OPTICS
Information Patent Grant
Measuring head
- Patent number 4,865,456
- Issue date Sep 12, 1989
- GRETAG Aktiengesellschaft
- Fred Mast
- G01 - MEASURING TESTING
Information Patent Grant
Photographic copying apparatus with master format adjustment
- Patent number 4,754,307
- Issue date Jun 28, 1988
- Ciba-Geigy Corporation
- Peter Burki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical image amplifier
- Patent number 4,519,682
- Issue date May 28, 1985
- GRETAG Aktiengesellschaft
- Fred Mast
- G02 - OPTICS
Information Patent Grant
Illuminating device for photographic copying apparatus
- Patent number 4,371,258
- Issue date Feb 1, 1983
- GRETAG Aktiengesellschaft
- Fred Mast
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Measuring head in or for a densitometer
- Patent number 4,341,473
- Issue date Jul 27, 1982
- GRETAG Aktiengesellschaft
- Fred Mast
- G02 - OPTICS
Information Patent Grant
Zoom lens for photographic printers
- Patent number 4,247,168
- Issue date Jan 27, 1981
- GRETAG Aktiengesellschaft
- Fred Mast
- G02 - OPTICS
Information Patent Grant
Method and apparatus for testing the print quality of printed texts...
- Patent number 4,143,279
- Issue date Mar 6, 1979
- GRETAG Aktiengesellschaft
- Kurt Ehrat
- G07 - CHECKING-DEVICES
Information Patent Grant
Measuring head
- Patent number 4,078,858
- Issue date Mar 14, 1978
- Gretag Aktiengesellschaft
- Fred Mast
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Optical reproduction system

Measuring head

Measuring head

Photographic copying apparatus with master format adjustment

Optical image amplifier

Illuminating device for photographic copying apparatus

Measuring head in or for a densitometer

Zoom lens for photographic printers

Method and apparatus for testing the print quality of printed texts...

Measuring head