% Expired Patents = 20.0

Trademarks = 15

Forward Citations = 52

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11 inventors (with patents filed for the assignee):

Edward T Maas (5 out of 5 patents)

Daniel A Klein (3 out of 8 patents)

Jeffrey J Hellenbrand (2 out of 2 patents)

4. Jill E McDonald (2 out of 2 patents)

5. John P Fetzer (2 out of 2 patents)

6. Paul A Beres (2 out of 2 patents)

7. Kevin A Hellenbrand (2 out of 2 patents)

8. William M Kavey (2 out of 2 patents)

9. Alan G Mast (1 out of 1 patent)

10. Don D Vaughan (1 out of 15 patents)

11. Jerry N Miller (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 9862619 - System for automatic water discharge management (2018-01-09),

2. 9346689 - Method of water discharge management (2016-05-24),

3. 7638063 - Methods for replenishing a charge of oxidizing gas within an oxidation tank (2009-12-29),

4. 7491321 - Oxidation tank control valve assembly and systems and methods for replenishing a charge of oxygen-containing gas within an oxidation tank (2009-02-17),

5. 7156995 - Aeration tank control valve system (2007-01-02),

Company Overview

Hellenbrand, Inc. is a leading provider of water treatment solutions for residential, commercial, and industrial applications. With over 50 years of experience, Hellenbrand is known for its innovative products that ensure clean and safe water for customers worldwide. From water softeners and filtration systems to reverse osmosis and ultraviolet disinfection, Hellenbrand offers a wide range of solutions to meet the diverse needs of its customers.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#4 in Waunakee, WI

#1,089 in Wisconsin

#51,620 in US

Waunakee, WI, United States of America

Hellenbrand, Inc.

Forward Citations = 52

11 inventors:

Edward T Maas (5 out of 5 patents)

Daniel A Klein (3 out of 8 patents)

Jeffrey J Hellenbrand (2 out of 2 patents)

4. Jill E McDonald (2 out of 2 patents)

5. John P Fetzer (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hellenbrand, Inc.. Retrieved from https://idiyas.com/company/hellenbrand

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]