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For the Inventor, By the Inventor

Bjerringbro, Denmark

Grundfos A/s


USPTO Granted Patents = 61

% Expired Patents = 19.7



Forward Citations = 1,029

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70 inventors (with patents filed for the assignee):

goldMedal Niels D Jensen (30 out of 52 patents)

silverMedal Kurt F Nielsen (9 out of 10 patents)

bronzeMedal Jens Peter Krog (5 out of 9 patents)

4.  Jan Caroe Aarestrup (4 out of 8 patents)

5.  Per Ellemose Andersen (4 out of 7 patents)

6.  Karsten Dyrbye (3 out of 6 patents)

7.  Casper Pedersen (3 out of 3 patents)

8.  Carsten Christensen (3 out of 3 patents)

9.  Pierre Vadstrup (3 out of 3 patents)

10.  Horst Komossa (3 out of 3 patents)

11.  Thomas Blad (2 out of 26 patents)

12.  Carsten Skovmose Kallesøe (2 out of 25 patents)

13.  Steen Mikkelsen (2 out of 20 patents)

14.  Peter Jungklas Nybo (2 out of 5 patents)

15.  Kjeld Hellegaard (2 out of 7 patents)


Core Competencies:
Centrifugal Pump
Electric Motor
Pressure Sensor
Dosing Pump
Fluid Treatment
Submersible Motor
Flow Sensor
Gas Separator
Pumping Assemblies
Control Circuit
Permanent Magnet Rotor

61 patents:

1. 9000650 - Laminated core for electromagnetic applications (2015-04-07),
2. 8353676 - Method for determining faults during the operation of a pump unit (2013-01-15),
3. 8070457 - Method for determining faults during the operation of a pump unit (2011-12-06),
4. 8067872 - Permanent magnet rotor having slanted or curved grooves (2011-11-29),
5. 7859211 - Method for controlling the firing angle of an electric motor (2010-12-28),
6. 7823456 - Pressure sensor (2010-11-02),
7. 7713771 - Pressure sensor (2010-05-11),
8. 7578397 - Device for the treatment of fluids (2009-08-25),
9. 7509866 - Pressure sensor (2009-03-31),
10. 7458204 - Dosing pump assembly (2008-12-02),
11. 7317296 - Electric motor (2008-01-08),
12. 7264450 - Pump unit and method for operating a pump unit (2007-09-04),
13. 7195462 - Method for controlling several pumps (2007-03-27),
14. 7166974 - Method for controlling the firing angle of an electric motor (2007-01-23),
15. 7143650 - Pressure sensor (2006-12-05),
Grundfos A/S, headquartered in Bjerringbro, Denmark, is a leading global manufacturer specializing in advanced pump technology. The company focuses on developing innovative solutions in centrifugal pumps, electric motors, and fluid treatment systems. Grundfos is recognized for its expertise in pressure sensors, dosing pumps, and submersible motors, contributing to efficient water management and sustainable practices. With a commitment to research and development, Grundfos aims to enhance performance and reliability in various applications across industries.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Grundfos A/s
61 Patents

#3 in Bjerringbro

#58 in Denmark

#11,914 in the World

Bjerringbro, DK
Bjerringbro, Denmark

Grundfos A/s

Forward Citations = 1,029

70 inventors:

goldMedal Niels D Jensen (30 out of 52 patents)

silverMedal Kurt F Nielsen (9 out of 10 patents)

bronzeMedal Jens Peter Krog (5 out of 9 patents)

4.  Jan Caroe Aarestrup (4 out of 8 patents)

5.  Per Ellemose Andersen (4 out of 7 patents)

Please report any incorrect information to [email protected]
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