Walter Bletz

Person

Braunfels, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Manually operable flashlight unit
- Patent number 6,175,695
- Issue date Jan 16, 2001
- Leica Camera AG
- Klaus Dieter Schaefer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for exposure metering
- Patent number 5,907,727
- Issue date May 25, 1999
- Leica Camera AG
- Walter Bletz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Circuit arrangement for reducing the settling time of logarithmic a...
- Patent number 4,737,668
- Issue date Apr 12, 1988
- Ernst Leitz Wetzlar GmbH
- Walter Bletz
- G01 - MEASURING TESTING
Information Patent Grant
Circuit arrangement to ascertain and indicate that a luminous densi...
- Patent number 4,694,155
- Issue date Sep 15, 1987
- Ernst Leitz Wetzlar GmbH
- Walter Bletz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Circuit arrangement for an electronic exposure meter
- Patent number 4,647,175
- Issue date Mar 3, 1987
- Ernst Leitz Wetzlar GmbH
- Walter Bletz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process and circuit arrangement for amplifying an input current
- Patent number 4,639,134
- Issue date Jan 27, 1987
- Ernst Leitz Wetzlar GmbH
- Walter Bletz
- G01 - MEASURING TESTING
Information Patent Grant
Method and devices for transferring electrical signal information b...
- Patent number 4,541,700
- Issue date Sep 17, 1985
- Ernst Leitz Wetzlar GmbH
- Walter Bletz
- G02 - OPTICS
Information Patent Grant
Amplifier for electric signals
- Patent number 4,218,613
- Issue date Aug 19, 1980
- Ernst Leitz Wetzlar GmbH
- Walter Bletz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scanning grating for a focus detector
- Patent number 4,195,909
- Issue date Apr 1, 1980
- Ernst Leitz Wetzlar GmbH
- Werner Holle
- G02 - OPTICS
Information Patent Grant
Optical objective focus indicator and display
- Patent number 4,117,325
- Issue date Sep 26, 1978
- Ernst Leitz Wetzlar GmbH
- Werner Holle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Walter Bletz

Person

Patents Grantslast 30 patents

Manually operable flashlight unit

Device for exposure metering

Circuit arrangement for reducing the settling time of logarithmic a...

Circuit arrangement to ascertain and indicate that a luminous densi...

Circuit arrangement for an electronic exposure meter

Process and circuit arrangement for amplifying an input current

Method and devices for transferring electrical signal information b...

Amplifier for electric signals

Scanning grating for a focus detector

Optical objective focus indicator and display