For the Inventor, By the Inventor

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Plymouth, MN, United States of America

Nilfisk-advance, Inc.

USPTO Granted Patents = 27

EPO Patents = 2

Trademarks = 10

Forward Citations = 658

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36 inventors (with patents filed for the assignee):

Donald Joseph Legatt (14 out of 26 patents)

Galen M Swenson (5 out of 5 patents)

David W Wood (4 out of 14 patents)

4. Kurt M Vetse (4 out of 4 patents)

5. Paul T Mueller (3 out of 4 patents)

6. Nick Graupe (3 out of 3 patents)

7. Kipp W Knutson (3 out of 3 patents)

8. Wolfgang C Lehmann (3 out of 3 patents)

9. Sean K Goff (2 out of 16 patents)

10. Emert R Whitaker (2 out of 8 patents)

11. Dexter Lehman (2 out of 2 patents)

12. Agnes Friese (2 out of 2 patents)

13. Patrick Enzler (2 out of 2 patents)

14. William Randall Stuchlik (1 out of 11 patents)

15. Kale R Johnson (1 out of 5 patents)

27 patents: Sort by Forward Citations

1. 9192275 - Flow and scrubbing pressure control system and methods for surface treating apparatus (2015-11-24),

2. 9038237 - Squeegee assembly (2015-05-26),

3. 8984696 - Random orbit disc scrubber (2015-03-24),

4. 8551262 - Floor maintenance machine (2013-10-08),

5. 8312594 - Carpet cleaning wand having uniform air flow distribution (2012-11-20),

6. 8234749 - Orbital scrubber with stabilizer element (2012-08-07),

7. 8166606 - Squeegee assembly (2012-05-01),

8. 7958595 - Floor cleaning apparatus (2011-06-14),

9. 7730577 - Control handle assembly (2010-06-08),

10. 7370386 - Dual cleaning mode carpet extractor (2008-05-13),

11. 7363680 - Floor-cleaning machine with manual adjustment for two distinct and repeatable fluid flow rates (2008-04-29),

12. 7337490 - Floor cleaning apparatus (2008-03-04),

13. 7254867 - Squeegee assembly (2007-08-14),

14. 6684452 - Dual cleaning mode carpet extractor (2004-02-03),

15. 6530821 - Battery powered, riding, floor burnishing machine (2003-03-11),

Nilfisk is a global leader in professional cleaning equipment. With over 100 years of innovation and expertise, Nilfisk offers a complete range of cleaning solutions for industries and commercial customers. Their products include industrial vacuum cleaners, scrubber dryers, sweepers, carpet extractors, and more. Nilfisk is committed to providing sustainable cleaning solutions that improve efficiency, productivity, and hygiene.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

27 Patents

#19 in Plymouth, MN

#349 in Minnesota

#11,985 in US

#23,254 in the World

Plymouth, MN, United States of America

Nilfisk-advance, Inc.

Forward Citations = 658

36 inventors:

Donald Joseph Legatt (14 out of 26 patents)

Galen M Swenson (5 out of 5 patents)

David W Wood (4 out of 14 patents)

4. Kurt M Vetse (4 out of 4 patents)

5. Paul T Mueller (3 out of 4 patents)

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