% Expired Patents = 20.0

Trademarks = 21

Forward Citations = 124

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1 inventor (with patents filed for the assignee):

Gerald D Treadway (10 out of 13 patents)

10 patents: Sort by Forward Citations

1. 11198795 - Glycidyl ether based optical coating compositions (2021-12-14),

2. 7981514 - Coating composition yielding abrasion-resistant tintable coatings (2011-07-19),

3. 7514482 - Optical coating composition (2009-04-07),

4. 7384695 - Coating composition yielding abrasion-resistant tintable coatings (2008-06-10),

5. 7037585 - Coating composition yielding abrasion-resistant tintable coating (2006-05-02),

6. 6780232 - Coating composition yielding abrasion-resistant tiniable coating (2004-08-24),

7. 6250760 - Silane-based coating composition (2001-06-26),

8. 6100313 - UV-curable abrasion-resistant coating composition (2000-08-08),

9. 5907000 - Adjustable refractive index coating composition (1999-05-25),

10. 5789082 - Thermosetting coating composition (1998-08-04),

Company Overview

The Walman Optical Company, based in Minneapolis, MN, specializes in the development and manufacturing of optical products and solutions. With a focus on providing high-quality eyewear and optical services, the company serves a diverse clientele, including eye care professionals and retailers. Walman is committed to innovation in the optical industry, leveraging advanced technologies to enhance product offerings and improve customer experiences. Their expertise spans various aspects of optics, ensuring a comprehensive approach to meeting market demands.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

10 Patents

#162 in Minneapolis, MN

#850 in Minnesota

#29,866 in US

#56,047 in the World

Minneapolis, MN, United States of America

The Walman Optical Company

Forward Citations = 124

1 inventor:

Gerald D Treadway (10 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: The Walman Optical Company. Retrieved from https://idiyas.com/company/walman-optical-company

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]