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For the Inventor, By the Inventor

Houston, TX, United States of America

North American Pipe Corporation

Calculating rank
USPTO Granted Patents = 19


Trademarks = 5

Forward Citations = 164

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13 inventors (with patents filed for the assignee):

goldMedal Joshua E Clapper (12 out of 38 patents)

silverMedal Roy Lucas Dean (11 out of 14 patents)

bronzeMedal Dmitry Yashin (10 out of 14 patents)

4.  Aaron Blinn (2 out of 2 patents)

5.  John Swartzentruber (2 out of 2 patents)

6.  Mark Brunni (2 out of 2 patents)

7.  John R Magargal (2 out of 5 patents)

8.  Michael Austin Dotsey (2 out of 93 patents)

9.  Leopold Parth (2 out of 2 patents)

10.  Alexander Gorshenin (1 out of 1 patent)

11.  Gary A Leigh (1 out of 15 patents)

12.  Larry G Keller (1 out of 1 patent)

13.  S Clayton Snear (1 out of 1 patent)

14.  Roy L Dean (2 patents)


19 patents:

1. 11543054 - Pipe retrieval apparatus, system, and method (2023-01-03),
2. 11441714 - System, method and apparatus for ramped retainer for a pipe (2022-09-13),
3. 11402037 - Pipe structure having a foam core (2022-08-02),
4. 11098834 - System, method and apparatus for debris shield for squeeze-activated retainer for a conduit (2021-08-24),
5. 11098832 - System, method and apparatus for low profile seal (2021-08-24),
6. 11054060 - Pipe retriever apparatus, system, and method (2021-07-06),
7. 11035505 - System, method and apparatus for in-line removable pipe assembly (2021-06-15),
8. 11015753 - System, method and apparatus for pull-actuated spline for coupling with a pipe (2021-05-25),
9. 10808844 - System, method and apparatus for pipe restrained joint seal and lock (2020-10-20),
10. 10794517 - System, method and apparatus for expansion coupling for pipes with sheathed grooves (2020-10-06),
11. 10746335 - System, method and apparatus for ramped retainer for a pipe (2020-08-18),
12. 10557583 - Riser cap and irrigation piping system using same (2020-02-11),
13. 10550979 - System for conduit squeeze retainer (2020-02-04),
14. 10443204 - System, method and apparatus for basement footer concrete forms and drainage-related components (2019-10-15),
15. 10228056 - System, method and apparatus for seal marker (2019-03-12),
Company Overview
North American Pipe Corporation, headquartered in Houston, Texas, specializes in the manufacturing of high-quality pipe products for various applications, including water distribution, wastewater management, and industrial processes. The company focuses on developing innovative solutions that enhance performance and sustainability in the piping industry. With a commitment to quality and customer service, North American Pipe Corporation serves a diverse range of markets across North America, contributing to infrastructure development and environmental stewardship.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

North American Pipe Corporation USPTO Patent Assignee Logo
19 Patents

#282 in Houston, TX

#1,034 in Texas

#17,167 in US

#32,726 in the World

Houston, TX (US)
Houston, TX, United States of America

North American Pipe Corporation

Forward Citations = 164

13 inventors:

goldMedal Joshua E Clapper (12 out of 38 patents)

silverMedal Roy Lucas Dean (11 out of 14 patents)

bronzeMedal Dmitry Yashin (10 out of 14 patents)

4.  Aaron Blinn (2 out of 2 patents)

5.  John Swartzentruber (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: North American Pipe Corporation. Retrieved from https://idiyas.com/company/north-american-pipe

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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