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% Expired Patents = 12.5

EPO Patents = 7

Forward Citations = 45

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7 inventors (with patents filed for the assignee):

Rolf Kubiak (4 out of 4 patents)

Christian Ripperda (3 out of 4 patents)

Paul Weigt (3 out of 4 patents)

4. Ulrich Pingel (2 out of 9 patents)

5. Armin Rudert (2 out of 3 patents)

6. Stephan Wienand (1 out of 4 patents)

7. Stefan Leute (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 11668659 - Apparatus and method for determining a double image angle and/or a viewing angle (2023-06-06),

2. 10289895 - Method and device for determining a three-dimensional distortion (2019-05-14),

3. 9818021 - Method for determining a local refractive power and device therefor (2017-11-14),

4. 9797833 - Method for determining the refractive power of a transparent object, and corresponding device (2017-10-24),

5. 9535002 - Device for inspecting a material provided with a coated surface and related method (2017-01-03),

6. 8064069 - Method and system for measuring the shape of a reflective surface (2011-11-22),

7. 7554678 - Device and method for measuring the thickness of a transparent sample (2009-06-30),

8. 7453563 - Device and method for detecting scratches (2008-11-18),

ISRA VISION AG, together with its subsidiaries, designs, develops, manufactures, installs, and maintains surface inspection systems in Europe, the Americas, Asia, and Africa. The company offers optical surface inspection systems for various industries, including glass, metal, paper, printing, and plastics. It also provides automation and control solutions.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

8 Patents

#1 in Herten

#4,414 in Germany

Herten, Germany

Isra Surface Vision Gmbh