For the Inventor, By the Inventor

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Saint Paul, MN, United States of America

Hypro Corporation

USPTO Granted Patents = 33

EPO Patents = 1

Trademarks = 14

Forward Citations = 489

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22 inventors (with patents filed for the assignee):

Robert S Horeck (9 out of 11 patents)

Lawrence C Arvidson (9 out of 12 patents)

Bruce A Maki (8 out of 10 patents)

4. Edward P Murphy (4 out of 14 patents)

5. Ramon Pareja (3 out of 21 patents)

6. Trevor William Bartlett Swan (2 out of 3 patents)

7. David G Vensland (2 out of 3 patents)

8. Edgar C Schroeder (2 out of 6 patents)

9. Frank L Amyotte (2 out of 3 patents)

10. Daniel Allan Beilke (2 out of 5 patents)

11. C Richard Gerlach (2 out of 5 patents)

12. David L Thompson (2 out of 2 patents)

13. Robert L Hosfield (1 out of 9 patents)

14. Simon J Waddelow (1 out of 5 patents)

15. Jeffrey W Bona (1 out of 1 patent)

33 patents: Sort by Forward Citations

1. 8070458 - Pump apparatus and method (2011-12-06),

2. 7775781 - Double action simplex diaphragm pump (2010-08-17),

3. 7390175 - Double action simplex plunger pump (2008-06-24),

4. 7318483 - Fire fighting foam injection system with auto-start feature (2008-01-15),

5. 7163163 - Wide angle nozzle for agricultural sprayers (2007-01-16),

6. 6886639 - High flow foam system for fire fighting applications (2005-05-03),

7. 6766863 - Fire fighting foam injection system with auto-start feature (2004-07-27),

8. 6712293 - Nozzle tip for agricultural sprayers (2004-03-30),

9. 6557787 - Nozzle for agricultural sprayers (2003-05-06),

10. 6394753 - Flexible impeller removal and installation method (2002-05-28),

11. 6203302 - Rubber impeller pump (2001-03-20),

12. 6126171 - Sealing cartridge (2000-10-03),

13. 6116855 - Flexible impeller removal system (2000-09-12),

14. 6095776 - Peristalic rubber impeller pump (2000-08-01),

15. 6085586 - Flow meter system with remote displays for each discharge (2000-07-11),

Hypro Corporation is a leading manufacturer of fluid handling pumps, sprayers, and agricultural products. With over 70 years of experience, Hypro is committed to providing innovative solutions for various applications such as spraying, irrigation, fertilizing, and pest control. Their extensive product range includes diaphragm pumps, roller pumps, centrifugal pumps, spray nozzles, and accessories. Through continuous research and development, Hypro Corporation strives to deliver high-quality products that meet the needs of their customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

33 Patents

#43 in Saint Paul, MN

#290 in Minnesota

#9,935 in US

#19,541 in the World

Saint Paul, MN, United States of America

Hypro Corporation

Forward Citations = 489

22 inventors:

Robert S Horeck (9 out of 11 patents)

Lawrence C Arvidson (9 out of 12 patents)

Bruce A Maki (8 out of 10 patents)

4. Edward P Murphy (4 out of 14 patents)

5. Ramon Pareja (3 out of 21 patents)

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