For the Inventor, By the Inventor

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Cedar Falls, IA, United States of America

Viking Pump, Inc.

USPTO Granted Patents = 23

EPO Patents = 2

Trademarks = 18

Forward Citations = 183

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36 inventors (with patents filed for the assignee):

Michael Robert Crawford (9 out of 9 patents)

John Hall (5 out of 5 patents)

Andrew Anderson (5 out of 5 patents)

4. Scott M Meyer (5 out of 24 patents)

5. Victor Christian Iehl (5 out of 5 patents)

6. James Michael Mayer (5 out of 6 patents)

7. Jason Kyle Reuther (4 out of 4 patents)

8. Christopher J Mihm (3 out of 3 patents)

9. Nicholas Vernon Thompson (3 out of 3 patents)

10. Justin Pierce (2 out of 2 patents)

11. Chad Wunderlich (2 out of 2 patents)

12. Howard Koth (2 out of 2 patents)

13. Ryan Weide (1 out of 1 patent)

14. Emily P Timm (1 out of 1 patent)

15. Nicolas V Thompson (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 12429137 - Rotating pump shaft barrier seal (2025-09-30),

2. 12297825 - Expandable, inner liner pump (2025-05-13),

3. 11703063 - Pump gland with rotary dynamic seal (2023-07-18),

4. 11662027 - Double seal lubricated packing gland and rotating sleeve (2023-05-30),

5. 11566616 - Pump shaft packing gland and bushing (2023-01-31),

6. 11493035 - High pressure pumping system (2022-11-08),

7. 11204032 - High pressure pumping system (2021-12-21),

8. 11168794 - Double seal lubricated packing gland and rotating sleeve (2021-11-09),

9. 10760685 - Pump shaft packing gland and bushing (2020-09-01),

10. 10514034 - Idler gear for positive displacement gear pump (2019-12-24),

11. 9683564 - Internal gear pump with improved communication between inlet and idler and between inlet and rotor (2017-06-20),

12. 8231364 - Electric heating and temperature control for process pumps (2012-07-31),

13. 8070943 - Pump system for deep fryers using trans-fat-free cooking oil (2011-12-06),

14. 7793416 - Methods for hardening pump casings (2010-09-14),

15. 7029246 - Rotor shaft bearing design and coupling mechanism (2006-04-18),

Viking Pump, Inc. is a leading global provider of positive displacement pumps and pumping solutions. With a history dating back to 1911, Viking Pump has acquired expertise in various industries including oil and gas, chemical processing, power generation, and food processing. They offer a wide range of reliable and efficient pumps designed to meet the unique requirements of their customers. Viking Pump is committed to delivering quality products, exceptional service, and innovative solutions to enhance productivity and optimize processes.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

23 Patents

#2 in Cedar Falls, IA

#81 in Iowa

#13,927 in US

#26,804 in the World

Cedar Falls, IA, United States of America

Viking Pump, Inc.

Forward Citations = 183

36 inventors:

Michael Robert Crawford (9 out of 9 patents)

John Hall (5 out of 5 patents)

Andrew Anderson (5 out of 5 patents)

4. Scott M Meyer (5 out of 24 patents)

5. Victor Christian Iehl (5 out of 5 patents)

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