Forward Citations = 78

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2 inventors (with patents filed for the assignee):

David W Cunningham (4 out of 22 patents)

Gregory F Esakoff (3 out of 12 patents)

4 patents: Sort by Forward Citations

1. 5004957 - Dimming control circuit (1991-04-02),

2. 4977484 - Dimmer rack (1990-12-11),

3. 4972125 - Plug-in dimmer module for lighting control systems (1990-11-20),

4. 4703412 - Portable control unit for theater, television, and film lighting control (1987-10-27),

Company Overview

Lee Colortran Inc. is a leading provider of professional lighting equipment for the entertainment industry. With a wide range of products including fixtures, rigs, and control systems, Lee Colortran Inc. has been a trusted source for lighting solutions for over 50 years. Their innovative designs and high-quality products have made them a top choice for lighting professionals worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

4 Patents

#59 in Burbank, CA

#14,041 in California

#60,597 in US

Burbank, CA, United States of America

Lee Colortran Inc.

Forward Citations = 78

2 inventors:

David W Cunningham (4 out of 22 patents)

Gregory F Esakoff (3 out of 12 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lee Colortran Inc.. Retrieved from https://idiyas.com/company/lee-colortran

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]