% Expired Patents = 42.9

Forward Citations = 158

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6 inventors (with patents filed for the assignee):

Ken Lum (6 out of 27 patents)

Dale Kempf (5 out of 32 patents)

Gary Ray Hannah (1 out of 26 patents)

4. Steven Kimon Dimitriadis (1 out of 1 patent)

5. Carlos Javier Uribe (1 out of 1 patent)

6. Keith Harris (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 9157435 - Dosing manifold and system (2015-10-13),

2. 8505830 - Water control fixture having bypass valve (2013-08-13),

3. 8091793 - Water control fixture having bypass valve (2012-01-10),

4. 7073528 - Water pump and thermostatically controlled bypass valve (2006-07-11),

5. 6929187 - Water control fixture having thermostatically controlled bypass valve (2005-08-16),

6. 6536464 - Thermostatically controlled bypass valve and water circulating system for same (2003-03-25),

7. 6419450 - Variable width pump impeller (2002-07-16),

Company Overview

Grundfos Pumps Manufacturing Corporation is a global leader in advanced pump solutions, providing cutting-edge technology and innovative products that improve quality of life and contribute to a more sustainable world. With a strong focus on energy efficiency and water conservation, Grundfos offers a wide range of pumps for various industries, including water supply, wastewater treatment, and heating and cooling systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#16 in Fresno, CA

#9,508 in California

#39,929 in US

Fresno, CA, United States of America

Grundfos Pumps Manufacturing Corporation

Forward Citations = 158

6 inventors:

Ken Lum (6 out of 27 patents)

Dale Kempf (5 out of 32 patents)

Gary Ray Hannah (1 out of 26 patents)

4. Steven Kimon Dimitriadis (1 out of 1 patent)

5. Carlos Javier Uribe (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Grundfos Pumps Manufacturing Corporation. Retrieved from https://idiyas.com/company/grundfos-pumps-manufacturing

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]