For the Inventor, By the Inventor

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Grand Terrace, CA, United States of America

Wilden Pump & Engineering Co.

USPTO Granted Patents = 29

Trademarks = 4

Forward Citations = 913

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17 inventors (with patents filed for the assignee):

James K Wilden (7 out of 10 patents)

Eric L Forman (6 out of 7 patents)

Robert Foster Jack (5 out of 7 patents)

4. Dennis E Kennedy (5 out of 6 patents)

5. Wilfred D Pascual (5 out of 5 patents)

6. Alan D Tuck, Jr (4 out of 4 patents)

7. Dennis D Eberwein (3 out of 4 patents)

8. Kerry W Baland (3 out of 3 patents)

9. Gregory Scott Duncan (2 out of 6 patents)

10. Gary K Lent (2 out of 5 patents)

11. James E Humphries (2 out of 2 patents)

12. Greg S Duncan (1 out of 5 patents)

13. Thomas English (1 out of 1 patent)

14. Greg Dearen (1 out of 1 patent)

15. Robert J Bowen (1 out of 1 patent)

29 patents: Sort by Forward Citations

1. 6435845 - Air driven devices and components therefor (2002-08-20),

2. 6357723 - Amplified pressure air driven diaphragm pump and pressure relief valve therefor (2002-03-19),

3. 6257845 - Air driven pumps and components therefor (2001-07-10),

4. 6168394 - Air driven double diaphragm pump (2001-01-02),

5. 6158982 - Amplified pressure air driven diaphragm pump and pressure relief valve (2000-12-12),

6. 6152705 - Air drive pumps and components therefor (2000-11-28),

7. 6142749 - Air driven pumps and components therefor (2000-11-07),

8. 6102363 - Actuator for reciprocating air driven devices (2000-08-15),

9. D426553 - Air driven diaphragm pump (2000-06-13),

10. 5957670 - Air driven diaphragm pump (1999-09-28),

11. 5927954 - Amplified pressure air driven diaphragm pump and pressure relief value (1999-07-27),

12. 5743170 - Diaphragm mechanism for an air driven diaphragm pump (1998-04-28),

13. 5619786 - Method of forming a seal between a control shaft and bushing (1997-04-15),

14. 5611678 - Shaft seal arrangement for air driven diaphragm pumping systems (1997-03-18),

15. 5607290 - Air driven diaphragm pump (1997-03-04),

Wilden Pump & Engineering Co. is a global leader in the design and manufacture of air-operated double-diaphragm (AODD) pumps. With a history dating back over 60 years, Wilden pumps are known for their reliability, durability, and performance in a wide range of industries, including chemical processing, oil and gas, mining, and more. The company is dedicated to delivering innovative pumping solutions that meet the needs of their customers around the world.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

29 Patents

#1 in Grand Terrace, CA

#2,683 in California

#11,226 in US

#21,859 in the World

Grand Terrace, CA, United States of America

Wilden Pump & Engineering Co.

Forward Citations = 913

17 inventors:

James K Wilden (7 out of 10 patents)

Eric L Forman (6 out of 7 patents)

Robert Foster Jack (5 out of 7 patents)

4. Dennis E Kennedy (5 out of 6 patents)

5. Wilfred D Pascual (5 out of 5 patents)

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