For the Inventor, By the Inventor

Enter assignee name

Westlake, OH, United States of America

The Pipe Line Development Company

USPTO Granted Patents = 15

EPO Patents = 2

Forward Citations = 235

Loading Chart...

Loading Chart...

15 inventors (with patents filed for the assignee):

William B Smith (4 out of 4 patents)

Gregory D Schroeder (3 out of 3 patents)

Elmer V Rogers, Jr (3 out of 3 patents)

4. Edward B Smith (3 out of 3 patents)

5. Aaron Z Louden (2 out of 2 patents)

6. Glenn Beard (2 out of 2 patents)

7. Joseph B Smith (2 out of 3 patents)

8. John A Spisak (2 out of 2 patents)

9. Jerry Tuck (1 out of 1 patent)

10. Shon Joseph George Meenathethil (1 out of 1 patent)

11. Kerrigan Mendicino (1 out of 1 patent)

12. Christopher S Arthur (1 out of 1 patent)

13. Vincent E Beasley (1 out of 1 patent)

14. Leny W Burkett (1 out of 1 patent)

15. Elmer V Rogers Jr (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 10816126 - Modular split sleeve (2020-10-27),

2. 10571061 - Independently hydraulically clamped and sealed fitting (2020-02-25),

3. 8424925 - Split fitting for pipe (2013-04-23),

4. 6131597 - Method and apparatus for cutting, sealing and opening pipe (2000-10-17),

5. 5899507 - Riser fitting (1999-05-04),

6. 5553898 - Hot-tapping sleeve (1996-09-10),

7. 4976372 - High-pressure hydraulic gun (1990-12-11),

8. 4832379 - Collet grip riser fitting (1989-05-23),

9. 4725082 - Coupling (1988-02-16),

10. 4535822 - Fitting installation device (1985-08-20),

11. 4370995 - Method and apparatus for prenotching a pipeline (1983-02-01),

12. 4355656 - Pipeline plug and bypass (1982-10-26),

13. 4177827 - Pipe plugging device (1979-12-11),

14. 4049234 - Safety cock (1977-09-20),

15. 3954288 - Pipe fitting with self-testing seals and method (1976-05-04),

The Pipe Line Development Company is a leading provider of pipeline construction and maintenance services. With over 50 years of experience in the industry, we have built a reputation for delivering high-quality and cost-effective solutions to our clients. Our team of skilled professionals is dedicated to ensuring the successful completion of every project, from initial design to final inspection. Visit our website to learn more about our services and how we can help with your pipeline needs.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

15 Patents

#8 in Westlake, OH

#883 in Ohio

#21,026 in US

#39,846 in the World

Westlake, OH, United States of America

The Pipe Line Development Company

Forward Citations = 235

15 inventors:

William B Smith (4 out of 4 patents)

Gregory D Schroeder (3 out of 3 patents)

Elmer V Rogers, Jr (3 out of 3 patents)

4. Edward B Smith (3 out of 3 patents)

5. Aaron Z Louden (2 out of 2 patents)

Please report any incorrect information to [email protected]

Loading…