For the Inventor, By the Inventor

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Bedford, PA, United States of America

Hedstrom Co.

USPTO Granted Patents = 19

Forward Citations = 459

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9 inventors (with patents filed for the assignee):

Robert J Boudreau (8 out of 22 patents)

Joel C Cunard (4 out of 26 patents)

Raymond W Boucher (3 out of 3 patents)

4. William H Ziegler, Jr (2 out of 24 patents)

5. Mark D Moss (2 out of 2 patents)

6. Carl E Bochmann (1 out of 13 patents)

7. Richard S Hartung (1 out of 1 patent)

8. William E Griffith, Jr (1 out of 1 patent)

9. Charles Voytko (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 4257651 - Pneumatic wheel and method of making same (1981-03-24),

2. 4256300 - Foldable play gym (1981-03-17),

3. 4254848 - Sprocket-actuated brake (1981-03-10),

4. 4245850 - Scissor frame lock (1981-01-20),

5. 4231582 - Foldable round bouncer/walker (1980-11-04),

6. 4226467 - Foldable cantilevered playseat (1980-10-07),

7. 4211401 - Swing having electrically rewound spring motor drive (1980-07-08),

8. 4190283 - Foldable play gym (1980-02-26),

9. 4165097 - Stroller canopy (1979-08-21),

10. 4150820 - Motorized swing (1979-04-24),

11. D251518 - Child's swing (1979-04-10),

12. D250861 - Child's swing (1979-01-23),

13. 4056902 - Tree house kit (1977-11-08),

14. 4049319 - Wheel construction (1977-09-20),

15. 4045045 - Foldable child walker (1977-08-30),

Hedstrom Co. is a leading manufacturer of high-quality playground equipment and recreational products. With a history dating back over 100 years, we are dedicated to providing safe, durable, and fun products for children of all ages. From swingsets and trampolines to inflatable toys and sports equipment, Hedstrom Co. offers a wide range of products that inspire active play and promote healthy living.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

19 Patents

#3 in Bedford, PA

#621 in Pennsylvania

#16,592 in US

#31,670 in the World

Bedford, PA, United States of America

Hedstrom Co.

Forward Citations = 459

9 inventors:

Robert J Boudreau (8 out of 22 patents)

Joel C Cunard (4 out of 26 patents)

Raymond W Boucher (3 out of 3 patents)

4. William H Ziegler, Jr (2 out of 24 patents)

5. Mark D Moss (2 out of 2 patents)

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