For the Inventor, By the Inventor

Enter assignee name

Vancouver, WA, United States of America

Roadmaster, Inc.

USPTO Granted Patents = 56

Trademarks = 25

Forward Citations = 765

Loading Chart...

Loading Chart...

35 inventors (with patents filed for the assignee):

David K Camfield (16 out of 18 patents)

Duane J Niemeyer (10 out of 11 patents)

Jeffrey D Metcalf (8 out of 24 patents)

4. Daniel F Brashear (8 out of 9 patents)

5. Christopher W Sloss (6 out of 6 patents)

6. Frank Mercurio (4 out of 20 patents)

7. Daniel G Hahn (4 out of 15 patents)

8. Charles W Bookstaver (4 out of 4 patents)

9. David Robinson (3 out of 3 patents)

10. Mark G Hecox (3 out of 3 patents)

11. Richard W Trevino (3 out of 4 patents)

12. Barry J Davignon (3 out of 3 patents)

13. Jerry A Edwards (2 out of 8 patents)

14. Matthew D Buchanan (2 out of 6 patents)

15. Matt Chiarello (2 out of 2 patents)

Core Competencies:

Heatsink Housing

Tow Bar

Brake Monitoring

Bicycle Frame Attachments

Exercise Apparatus

Child's Ride-On Toy

Ski Exercise Machine

Adjustable Tricycle

Quick Change Mechanism

Playground Assembly

Folding Stepper

Bicycle Fairing

56 patents: Sort by Forward Citations

1. D902874 - Heatsink housing (2020-11-24),

2. 10682949 - Integrally lighted tow bar (2020-06-16),

3. 10604125 - Supplemental brake monitoring system (2020-03-31),

4. 10336246 - Integrally lighted tow bar (2019-07-02),

5. 10144377 - Truck bed guard (2018-12-04),

6. 7928734 - Universal voltage monitoring and switching device (2011-04-19),

7. 7475911 - Splashguard (2009-01-13),

8. D392351 - Foldable treadmill base (1998-03-17),

9. D392343 - Child's ride-on toy (1998-03-17),

10. D387402 - Foldable treadmill (1997-12-09),

11. D387119 - Playground assembly support member (1997-12-02),

12. D382618 - Ball cage (1997-08-19),

13. 5645489 - Hobby horse with protective sheath (1997-07-08),

14. D379483 - Combination abdominal and back exerciser (1997-05-27),

15. 5632710 - Exercise apparatus (1997-05-27),

Roadmaster, Inc. is a leading manufacturer of high-quality automotive parts and accessories. With over 30 years of experience, we offer a wide range of products including tow bars, braking systems, and suspension solutions. Our products are trusted by professionals and recreational vehicle enthusiasts alike for their durability and performance. Visit our website to explore our product catalog and find the perfect solution for your towing needs.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

56 Patents

#6 in Vancouver, WA

#118 in Washington

#6,136 in US

#12,352 in the World

Vancouver, WA, United States of America

Roadmaster, Inc.

Forward Citations = 765

35 inventors:

David K Camfield (16 out of 18 patents)

Duane J Niemeyer (10 out of 11 patents)

Jeffrey D Metcalf (8 out of 24 patents)

4. Daniel F Brashear (8 out of 9 patents)

5. Christopher W Sloss (6 out of 6 patents)

Please report any incorrect information to support@idiyas.com

Loading…