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Peru, IL, United States of America

Carus Corporation

Calculating rank

USPTO Granted Patents = 29

% Expired Patents = 10.3

CIPO Patents = 2

EPO Patents = 1

Trademarks = 22

Forward Citations = 186

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38 inventors (with patents filed for the assignee):

Arno H Reidies (8 out of 9 patents)

Peter G Mein (7 out of 8 patents)

Edward S Rogers (4 out of 4 patents)

4. Kenneth S Pisarczyk (4 out of 4 patents)

5. Sam Ihli (2 out of 2 patents)

6. John Boll (2 out of 2 patents)

7. Pamela J Dugan (2 out of 3 patents)

8. Sean Davenport (2 out of 3 patents)

9. Mohamadkheir Alkhateeb (2 out of 7 patents)

10. Akshaya K Padhi (2 out of 14 patents)

11. Richard E Deblois (2 out of 2 patents)

12. Ernest M Eissele (2 out of 2 patents)

13. G Chithambarathanu Pillai (2 out of 4 patents)

14. Bruce E Richards (2 out of 2 patents)

15. Tyrone G Goodart (2 out of 2 patents)

Core Competencies:

Manganese-Based

NOx Adsorber

Permanganate

Bioremediation

Corrosion Inhibitor

Oxidation Catalyst

Sulfide Control

Stable Cleaning Composition

Lithiated Manganese Oxide

Decontamination

Cesium Recovery

Cementitious Composition

29 patents: Sort by Forward Citations

1. 11291976 - Mixed valent manganese-based NOx adsorber (2022-04-05),

2. 11268160 - Systems and methods comprising permanganate for improved preservation and yield of crops and related goods (2022-03-08),

3. 11110497 - Sustained release reactant blends (2021-09-07),

4. 10669597 - Systems and methods comprising permanganate for improved preservation and yield of crops and related goods (2020-06-02),

5. 10576517 - Sustained release reactant blends (2020-03-03),

6. 8765658 - Method for making and using a stable cleaning composition (2014-07-01),

7. 8608968 - Compositions for bioremediation and methods for using (2013-12-17),

8. 6620340 - Method for providing a corrosion inhibiting solution (2003-09-16),

9. 6391384 - Method for providing a corrosion inhibiting solution (2002-05-21),

10. 6379561 - Method of, composition and kit for oxidizing materials in an aqueous stream (2002-04-30),

11. 6207129 - Lithiated manganese oxide (2001-03-27),

12. 5955052 - Method for making lithiated manganese oxide (1999-09-21),

13. 5665762 - Decontaminating clinical samples (1997-09-09),

14. 5336431 - Composition and method for sulfide control (1994-08-09),

15. 5273547 - Sorel cementitious composition which time releases permanganate ion (1993-12-28),

Company Overview

Carus Corporation, headquartered in Peru, Illinois, specializes in the development and manufacturing of advanced chemical solutions for water treatment and environmental applications. The company focuses on innovative technologies that enhance water quality and promote sustainable practices. With a strong commitment to research and development, Carus Corporation serves a diverse range of industries, providing effective solutions that address critical environmental challenges and improve public health outcomes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

29 Patents

#2 in Peru, IL

#623 in Illinois

#11,634 in US

#22,581 in the World

Peru, IL, United States of America

Carus Corporation

Forward Citations = 186

38 inventors:

Arno H Reidies (8 out of 9 patents)

Peter G Mein (7 out of 8 patents)

Edward S Rogers (4 out of 4 patents)

4. Kenneth S Pisarczyk (4 out of 4 patents)

5. Sam Ihli (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Carus Corporation. Retrieved from https://idiyas.com/company/carus

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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