Forward Citations = 36

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3 inventors (with patents filed for the assignee):

John Stuhr French (2 out of 11 patents)

Patrick Thomas Brennan (2 out of 2 patents)

Billy T Upchurch (2 out of 2 patents)

4 patents: Sort by Forward Citations

1. 9982475 - System and method for automatically closing a garage door (2018-05-29),

2. 9458657 - System and method for automatically closing a garage door (2016-10-04),

3. 4616045 - Process of preparing an oxygen permeable, styrene based, contact lens (1986-10-07),

4. 4528301 - Oxygen permeable, styrene based, contact lens material (1985-07-09),

GBF Corporation is a leading provider of innovative solutions in the field of construction, infrastructure, and engineering. With a focus on sustainability and technology, GBF Corporation offers a wide range of services including design, project management, and construction. Committed to delivering high-quality projects on time and within budget, GBF Corporation is known for its dedication to exceeding client expectations and fostering long-term relationships.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

4 Patents

#65 in Elk Grove Village, IL

#2,763 in Illinois

#59,078 in US

Elk Grove Village, IL, United States of America

Gbf Corporation

Forward Citations = 36

3 inventors:

John Stuhr French (2 out of 11 patents)

Patrick Thomas Brennan (2 out of 2 patents)

Billy T Upchurch (2 out of 2 patents)

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