Category:Siegfried Wahl

Siegfried Wahl

Executive Summary

Siegfried Wahl is an inventor who has filed 1 patents. Their primary areas of innovation include Devices for presenting test symbols or characters, e.g. test chart projectors ( (1 patents), {characterised by user input arrangements} (1 patents), Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves (1 patents), and they have worked with companies such as Carl Zeiss Vision International GmbH (1 patents). Their most frequent collaborators include (1 collaborations), (1 collaborations), (1 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• A61B3/032 (Devices for presenting test symbols or characters, e.g. test chart projectors (): 1 patents
• A61B3/0033 ({characterised by user input arrangements}): 1 patents
• A61B3/0041 (Apparatus for testing the eyes; Instruments for examining the eyes (eye inspection using ultrasonic, sonic or infrasonic waves): 1 patents
• A61B3/103 (for determining refraction, e.g. refractometers, skiascopes): 1 patents
• G02C7/027 ({considering wearer's parameters}): 1 patents
• G06T3/40 (Scaling of whole images or parts thereof, e.g. expanding or contracting): 1 patents
• G06T3/60 (Rotation of whole images or parts thereof): 1 patents

Companies

List of Companies

• Carl Zeiss Vision International GmbH: 1 patents

Collaborators

• Alexander Leube (1 collaborations)
• Torsten Strasser (1 collaborations)
• Arne Ohlendorf (1 collaborations)
• Eberhart Zrenner (1 collaborations)