For the Inventor, By the Inventor

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Medina, OH, United States of America

Corrpro Companies, Inc.

USPTO Granted Patents = 17

CIPO Patents = 1

Trademarks = 15

Forward Citations = 123

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21 inventors (with patents filed for the assignee):

James B Bushman (4 out of 15 patents)

Michael K Baach (4 out of 4 patents)

William P Carlson (3 out of 3 patents)

4. Matthew Burbridge (2 out of 2 patents)

5. Levi Blumhagen (2 out of 2 patents)

6. Shawn Poworoznik (2 out of 2 patents)

7. David H Kroon (2 out of 3 patents)

8. Wayne J Swiat (2 out of 2 patents)

9. Leon J Terrase (2 out of 2 patents)

10. Richard J Kochilla (2 out of 2 patents)

11. Otto J Esterle (2 out of 2 patents)

12. Kunio Watanabe (1 out of 54 patents)

13. Shozo Takeya (1 out of 1 patent)

14. James E Delahoyde (1 out of 1 patent)

15. Richard E Say (1 out of 3 patents)

17 patents: Sort by Forward Citations

1. 10718463 - System and method for protecting one or more pipes against corrosion and corrosion-protected pipe (2020-07-21),

2. 10240709 - System and method for protecting one or more pipes against corrosion and corrosion-protected pipe (2019-03-26),

3. 6673309 - Sacrificial anode for cathodic protection and alloy therefor (2004-01-06),

4. 6315876 - Cathodic protection system (2001-11-13),

5. 6187161 - Reference cell (2001-02-13),

6. 5932087 - Submersible anode and method (1999-08-03),

7. 5902463 - Submersible anode and method (1999-05-11),

8. 5885427 - Cast iron anode and method of making (1999-03-23),

9. 5411646 - Cathodic protection anode and systems (1995-05-02),

10. 5370783 - Electrode (1994-12-06),

11. 5340455 - Cathodic protection system for above-ground storage tank bottoms and (1994-08-23),

12. 5216370 - Method and system for measuring the polarized potential of a (1993-06-01),

13. 5141607 - Method and apparatus for the removal of chlorides from steel reinforced (1992-08-25),

14. 5065893 - Cathodic protection system and method for above-ground storage tank (1991-11-19),

15. 4798657 - Cathodic protection system (1989-01-17),

Corrpro Companies, Inc. is a leading provider of corrosion control services for a wide range of industries including oil and gas, water and wastewater, and transportation. With over 40 years of experience, Corrpro offers a comprehensive suite of services including cathodic protection, coatings, and pipeline integrity solutions. Their team of experts is dedicated to protecting infrastructure and extending asset life through innovative solutions and quality service.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

17 Patents

#3 in Medina, OH

#763 in Ohio

#18,297 in US

#34,825 in the World

Medina, OH, United States of America

Corrpro Companies, Inc.

Forward Citations = 123

21 inventors:

James B Bushman (4 out of 15 patents)

Michael K Baach (4 out of 4 patents)

William P Carlson (3 out of 3 patents)

4. Matthew Burbridge (2 out of 2 patents)

5. Levi Blumhagen (2 out of 2 patents)

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