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Dubuque, IA, United States of America

Frommelt Industries, Inc.

USPTO Granted Patents = 16

Forward Citations = 557

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8 inventors (with patents filed for the assignee):

John A Frommelt (5 out of 5 patents)

Robert J Frommelt (4 out of 6 patents)

Floyd D West (3 out of 6 patents)

4. Sylvan J Frommelt (3 out of 3 patents)

5. Kenneth Lenz (3 out of 3 patents)

6. David H Hanssen (1 out of 1 patent)

7. Thomas J Kraus (1 out of 1 patent)

8. Anthony Rosenoy (1 out of 1 patent)

16 patents: Sort by Forward Citations

1. 5025846 - High speed folding door (1991-06-25),

2. 4887660 - Roll-up door (1989-12-19),

3. 4887659 - High speed folding door (1989-12-19),

4. 4885881 - Bottom seal for L-pad dock shelter (1989-12-12),

5. 4873800 - Loading dock seal (1989-10-17),

6. 4825607 - Molded modular dock shelter (1989-05-02),

7. 4805362 - Hook seal for loading dock shelter (1989-02-21),

8. 4800946 - Windstrap for pliable roll-type overhead door (1989-01-31),

9. 4799341 - Wedge seal for loading dock shelter (1989-01-24),

10. 4750299 - Air perimeter seal for opening (1988-06-14),

11. 4718207 - Loading dock shelters (1988-01-12),

12. 4676293 - Impact-resistant overhead door (1987-06-30),

13. 4601142 - Loading dock shelters (1986-07-22),

14. 4422199 - Dockboard seal (1983-12-27),

15. 4381631 - Loading dock shelters (1983-05-03),

Frommelt Industries, Inc. specializes in providing high-quality industrial doors and dock equipment for a wide range of industries. With over 70 years of experience, Frommelt is known for their innovative designs and durable products that enhance safety and efficiency in industrial settings. Frommelt's comprehensive product line includes dock seals, shelters, vehicle restraints, and more. Visit their website to learn more about their solutions for your warehouse or manufacturing facility.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

16 Patents

#3 in Dubuque, IA

#110 in Iowa

#19,271 in US

#36,634 in the World

Dubuque, IA, United States of America

Frommelt Industries, Inc.

Forward Citations = 557

8 inventors:

John A Frommelt (5 out of 5 patents)

Robert J Frommelt (4 out of 6 patents)

Floyd D West (3 out of 6 patents)

4. Sylvan J Frommelt (3 out of 3 patents)

5. Kenneth Lenz (3 out of 3 patents)

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