For the Inventor, By the Inventor

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Marblehead, MA, United States of America

Headwaters, Inc.

USPTO Granted Patents = 13

% Expired Patents = 15.4

EPO Patents = 2

Trademarks = 12

Forward Citations = 28

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17 inventors (with patents filed for the assignee):

Rudy Anthony Vandenbelt (9 out of 61 patents)

Philippe Joel Genereux (6 out of 11 patents)

Adam T Clarke (4 out of 5 patents)

4. Troy Gene Anderson (4 out of 26 patents)

5. Rafic Y Minkara (3 out of 10 patents)

6. Ross Lyell Cowie (3 out of 11 patents)

7. Richard Nordman (1 out of 2 patents)

8. Eleazar Ivan Diaz-Loya (1 out of 1 patent)

9. Douglas S Rhodes (1 out of 1 patent)

10. Jennifer M Kelley (1 out of 1 patent)

11. Crystal A Dixon (1 out of 1 patent)

12. Michael J Ponstingl (1 out of 1 patent)

13. Charles R Lanning (1 out of 3 patents)

14. Joannou Constantinos (1 out of 1 patent)

15. Charles M Lanning (1 out of 2 patents)

13 patents: Sort by Forward Citations

1. D1042416 - Pillow sound system (2024-09-17),

2. 11958060 - Personal rechargeable portable ionic air purifier (2024-04-16),

3. 11464938 - Audio tone programmed hygienic and therapeutic sleep and wake eye mask having remotely controlled sunrise and sunset multimodes (2022-10-11),

4. 11420012 - Audio tone programmed hygienic and therapeutic sleep and wake eye mask having remotely controlled sunrise and sunset multimodes (2022-08-23),

5. 11040354 - Personal rechargeable portable ionic air purifier (2021-06-22),

6. 10611684 - Recovery and beneficiation of pozzolan deposits for enhanced performance in concrete (2020-04-07),

7. 9737895 - Personal rechargeable portable ionic air purifier (2017-08-22),

8. 9694154 - Sound machine with pseudo random white noise generator (2017-07-04),

9. 9651497 - Method and device to determine adsorption capacity for air entraining agents (2017-05-16),

10. 7780934 - Method and system for reducing ammonia slip after selective reduction of NOx (2010-08-24),

11. D548316 - Filter drawer (2007-08-07),

12. 7244290 - Electrostatic room air cleaner (2007-07-17),

13. 7215526 - Ion generator with open emitter and safety feature (2007-05-08),

Headwaters, Inc. is a leading provider of sustainable building products and services. With a focus on environmentally friendly solutions, we specialize in materials such as fly ash, concrete, and recycled asphalt. Our innovative products and services help customers reduce their environmental impact while also improving performance and efficiency.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

13 Patents

#1 in Marblehead, MA

#1,441 in Massachusetts

#23,808 in US

#44,950 in the World

Marblehead, MA, United States of America

Headwaters, Inc.

Forward Citations = 28

17 inventors:

Rudy Anthony Vandenbelt (9 out of 61 patents)

Philippe Joel Genereux (6 out of 11 patents)

Adam T Clarke (4 out of 5 patents)

4. Troy Gene Anderson (4 out of 26 patents)

5. Rafic Y Minkara (3 out of 10 patents)

Please report any incorrect information to [email protected]

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