% Expired Patents = 7.1

EPO Patents = 4

Forward Citations = 74

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4 inventors (with patents filed for the assignee):

Joachim Tillack (5 out of 5 patents)

Alfred Schüttinger (4 out of 4 patents)

Klaus-Diether Krause (3 out of 15 patents)

4. Werner Schuss (2 out of 3 patents)

5. Alfred SCHÜTTINGER (0 patent)

14 patents: Sort by Forward Citations

1. 11650409 - Seeing aid device having inductive battery charging (2023-05-16),

2. 10886768 - Seeing aid device having inductive battery charging (2021-01-05),

3. D788833 - Magnifying glass (2017-06-06),

4. D786328 - Magnifying glass (2017-05-09),

5. 8089710 - Stand magnifier (2012-01-03),

6. D579966 - Magnifying glass (2008-11-04),

7. D579965 - Magnifying glass (2008-11-04),

8. D579964 - Magnifying glass (2008-11-04),

9. D579963 - Magnifying glass (2008-11-04),

10. D579962 - Magnifying glass (2008-11-04),

11. D568354 - Magnifying glass (2008-05-06),

12. D568353 - Magnifying glass (2008-05-06),

13. D568352 - Magnifying glass (2008-05-06),

14. 6999248 - Magnifying optical system with a variable color LED (2006-02-14),

Company Overview

A. Schweizer GmbH Optische Fabrik, based in Forchheim, Germany, specializes in the development and manufacturing of high-precision optical components and systems. The company focuses on innovative solutions for various applications, including industrial optics, medical technology, and consumer electronics. With a commitment to quality and precision, A. Schweizer GmbH leverages advanced technologies to meet the evolving needs of its clients, ensuring reliable performance in diverse environments.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

14 Patents

#2 in Forchheim

#2,911 in Germany

#42,290 in the World

Forchheim, Germany

A. Schweizer Gmbh Optische Fabrik

Forward Citations = 74

4 inventors:

Joachim Tillack (5 out of 5 patents)

Alfred Schüttinger (4 out of 4 patents)

Klaus-Diether Krause (3 out of 15 patents)

4. Werner Schuss (2 out of 3 patents)

5. Alfred SCHÜTTINGER (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: A. Schweizer Gmbh Optische Fabrik. Retrieved from https://idiyas.com/company/a-schweizer-optische-fabrik

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

4 patents (EPO):

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]