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For the Inventor, By the Inventor

Medina, OH, United States of America

Corrpro Companies, Inc.

Calculating rank
USPTO Granted Patents = 17

% Expired Patents = 11.8


Trademarks = 11

Forward Citations = 124

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21 inventors (with patents filed for the assignee):

goldMedal James B Bushman (4 out of 15 patents)

silverMedal Michael K Baach (4 out of 4 patents)

bronzeMedal 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:

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),
Company Overview
Corrpro Companies, Inc. is a leading provider of corrosion control and cathodic protection solutions, primarily serving the infrastructure and industrial sectors. The company specializes in the development and implementation of advanced technologies aimed at preventing corrosion in various environments, thereby extending the lifespan of critical assets. With a focus on innovative research and engineering, Corrpro operates in diverse geographic markets, delivering tailored solutions that enhance safety and reliability in infrastructure projects.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

17 Patents

#3 in Medina, OH

#805 in Ohio

#18,910 in US

#35,955 in the World

Medina, OH (US)
Medina, OH, United States of America

Corrpro Companies, Inc.

Forward Citations = 124

21 inventors:

goldMedal James B Bushman (4 out of 15 patents)

silverMedal Michael K Baach (4 out of 4 patents)

bronzeMedal William P Carlson (3 out of 3 patents)

4.  Matthew Burbridge (2 out of 2 patents)

5.  Levi Blumhagen (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Corrpro Companies, Inc.. Retrieved from https://idiyas.com/company/corrpro-companies

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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