Trademarks = 11

Forward Citations = 42

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5 inventors (with patents filed for the assignee):

Thomas P Hopper (2 out of 21 patents)

Robert R Keller (1 out of 10 patents)

Samuel F Keller (1 out of 1 patent)

4. Richard R Keller (1 out of 1 patent)

5. James D Stice (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 5493826 - Insulating light transmitting flat structure panel providing the (1996-02-27),

2. 4774790 - Apparatus for joining curvilinear structural panels and the like (1988-10-04),

3. 4642949 - Method of joining curvilinear structual insulating panels and the like (1987-02-17),

4. 4421101 - Thermal energy storage system (1983-12-20),

5. 4129973 - Joining clamp assembly with overlapping seals for translucent wall (1978-12-19),

Kalwall Corporation is the world leader in advanced technology daylighting. They provide customized solutions for natural lighting, energy efficiency, and thermal insulation in commercial and residential buildings. Their innovative translucent panels combine the strength and durability of their aluminum framing system to create a beautiful and sustainable architectural design.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

5 Patents

#20 in Manchester, NH

#334 in New Hampshire

#50,171 in US

Manchester, NH, United States of America

Kalwall Corporation