Inventor

WAGENSONNER EDUARD

61 patents

⚠️ This page may combine multiple inventors who share the name “WAGENSONNER EDUARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WAGENSONNER EDUARD

AGFA GEVAERT AG

Method of electronically improving the sharpness and contrast of a colored image for copying

Method of and apparatus for electronic contrast enhancement of reproductions of two-dimensional transparent original images

Photographic instant camera with magnetic recording capability

Electrothermographic apparatus for detection and pinpointing of malignancies in human bodies

Photographic camera with liquid-crystal diaphragm arrangement

Projection and scanning system for producing video signals from motion picture film and control system used therein

Photographic scanner with reduced susceptibility to scattering

Method and apparatus for making positive copies from diapositives

Method of and apparatus for making video images

Galvanometer-type tilting-mirror scanning system and circuit therefor

Device for color scanning with CCD array

Electronic scanning of super-8 films for reproduction on a T.V. viewing unit

System for utilizing a conventional n-bit successive approximation register to generate data words with more than n places

Electrooptic diaphragm and circuit operative for causing the diaphragm to open up stepwise and then close to terminate exposure

Shutter-diaphragm system with light-totalizing circuit

Still- or motion-picture camera or reproducing apparatus

Photographic camera with an automatic exposure-control circuit into which one of two different light-sensitive elements is switched depending upon scene brightness

Proper synchronization of the firing of electronic flash units

Motion picture camera with variable aperture control rate

Fade-over apparatus for a motion picture camera

Method of and apparatus for printing a color image using dichroic filters and a phosphor which strongly emits red light and weakly emits green and blue light

Method of and apparatus for copying originals in which an image to be printed is evaluated by observing a corresponding low-resolution video image

Arrangement of a dynamic random access memory

Color filter arrangement for optoelectric converting devices

Photographic camera with focussing system which time-multiplexes the signals from plural photodetectors

Camera with means for maintaining a constant DC supply voltage

Photographic camera

Position-control servo system with speed-dependent damping action

Playback and/or recording device for magnetic recording media, especially still photographs provided with a magnetizable coating

Structure for synchronous motor, especially stepper motor

Motion picture camera with improved frame count indicator

Method and apparatus for point-by-point reproduction of an original

Focussing system for still and motion-picture cameras

Speed regulation of D.C. motor using counter

Photographic-camera focussing system with comparator receiving required-and actual-setting data

Photographic camera with exposure control utilizing a phase controllable crystal

Apparatus for decoding information stored in containers for photographic films

Interrelated exposure-duration and diaphragm-setting control system

Motion-picture camera with automatic diaphragm control compensated for shutter-speed variations

Scene-brightness-dependent control of flashbulb flash duration

Equipment for minimizing the power loss in a step motor in a camera

Weighting of the scene light signal during the shutter opening operation

Digital exposure-duration control circuit with upper limit on exposure duration

Digital exposure-duration control system for photographic cameras

Fade-over arrangement for a motion picture camera

Apparatus for stepwise transport of photographic film or the like

Control system for controlling the diaphragm in a photographic camera

Exposure control circuit

Method and device for image processing

AGFA GEVAERT AG FOTOTECHNIK

Scanning method and apparatus