% Expired Patents = 66.7

Forward Citations = 53

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4 inventors (with patents filed for the assignee):

Richard A Phillips (2 out of 3 patents)

Robert Wayne Shelton (1 out of 13 patents)

Darrell Pope (1 out of 3 patents)

4. Peter C Colarusso (1 out of 3 patents)

3 patents: Sort by Forward Citations

1. 6834956 - Thermoformable polarized lens with substrate having adjusted glass transition temperature (2004-12-28),

2. 6801360 - Polarized lens formed by injection/coining injection molding process (2004-10-05),

3. D373782 - Sunglass clip mechanism (1996-09-17),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#88 in Marlborough, MA

#3,964 in Massachusetts

#73,860 in US

Marlborough, MA, United States of America

International Polarizer, Inc.

Forward Citations = 53

4 inventors:

Richard A Phillips (2 out of 3 patents)

Robert Wayne Shelton (1 out of 13 patents)

Darrell Pope (1 out of 3 patents)

4. Peter C Colarusso (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: International Polarizer, Inc.. Retrieved from https://idiyas.com/company/international-polarizer

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]