% Expired Patents = 50.0

CIPO Patents = 1

Forward Citations = 730

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9 inventors (with patents filed for the assignee):

Mikal B Greaves (5 out of 24 patents)

Gregory Swab (4 out of 5 patents)

James E Malackowski (4 out of 28 patents)

4. Rolf Milesi (4 out of 5 patents)

5. Thomas Meier (4 out of 5 patents)

6. Christiaan A Ligtenberg (2 out of 65 patents)

7. Gregg T Swab (2 out of 2 patents)

8. Christne Ligtenberg (1 out of 1 patent)

9. Christine Ligtenberg (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 7331666 - Eyewear with a mounted radio frequency transceiver (2008-02-19),

2. 6929365 - Eyewear with exchangeable temples housing bluetooth enable apparatus (2005-08-16),

3. 6911172 - Method of manufacturing eyewear (2005-06-28),

4. 6769767 - Eyewear with exchangeable temples housing a transceiver forming ad hoc networks with other devices (2004-08-03),

5. 6582075 - Eyeglass temple attachment mechanism (2003-06-24),

6. 6231181 - Exchangeable eyeglass temple pieces utilizing quick-connect attachment (2001-05-15),

Company Overview

Q.r. Spex, Inc. is a leading provider of innovative eyewear solutions for the visually impaired. Our mission is to enhance the daily lives of individuals with vision challenges through our high-quality, stylish and accessible products. With a focus on cutting-edge technology and user-friendly design, we offer a range of smart glasses and assistive devices to improve independence and confidence. Visit our website to learn more about our products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#88 in Tulsa, OK

#229 in Oklahoma

#44,981 in US

Tulsa, OK, United States of America

Q.r. Spex, Inc.

Forward Citations = 730

9 inventors:

Mikal B Greaves (5 out of 24 patents)

Gregory Swab (4 out of 5 patents)

James E Malackowski (4 out of 28 patents)

4. Rolf Milesi (4 out of 5 patents)

5. Thomas Meier (4 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Q.r. Spex, Inc.. Retrieved from https://idiyas.com/company/q-r-spex

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]

1 patent (CIPO):

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]