For the Inventor, By the Inventor

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Vancouver, WA, United States of America

Micropump, Inc.

USPTO Granted Patents = 31

% Expired Patents = 3.2

EPO Patents = 5

Trademarks = 2

Forward Citations = 610

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30 inventors (with patents filed for the assignee):

Ferdinandus A Pieters (9 out of 9 patents)

Charles F Carr (5 out of 11 patents)

Kevin D O'Hara (5 out of 14 patents)

4. Christophe J Sevrain (5 out of 9 patents)

5. Thomas B Martin (5 out of 8 patents)

6. Stephen Michael Burns (3 out of 5 patents)

7. Carl D Beckett (3 out of 9 patents)

8. Paul A Johnson (3 out of 3 patents)

9. David J Grimes (2 out of 5 patents)

10. Steven E Soar (2 out of 10 patents)

11. Jeffrey G Barton (2 out of 4 patents)

12. Joseph J Stupak, Jr (2 out of 13 patents)

13. Kurt T Liebezeit (2 out of 2 patents)

14. Bonnie C Lambert (2 out of 2 patents)

15. Tim J Altham (2 out of 2 patents)

Core Competencies:

Reed Switch Pump

Volume-Compensation Feature

Magnetically Driven

Valveless Piston Pumps

Herringbone Gears

Rotary Control Valve

Flow Meter Device

Multiple-Chamber Gear Pump

Electronically Commutated Drive

Lubrication Path

Magnet Coupling

Pump Assembly

31 patents: Sort by Forward Citations

1. 12595165 - Reed switch pump (2026-04-07),

2. 8876498 - Pumps and pump-heads with separately removable field-serviceable portion (2014-11-04),

3. 8734139 - Pumps and pump heads comprising volume-compensation feature (2014-05-27),

4. 8186055 - Methods for manufacturing pump-heads having a desired internal clearance for rotary member (2012-05-29),

5. 7798783 - Magnetically driven valveless piston pumps (2010-09-21),

6. 6109878 - System and a method for velocity modulation for pulseless operation of a (2000-08-29),

7. 6033193 - Single seal gear pump (2000-03-07),

8. 6007312 - Encapsulated magnet for magnetic drive pumps (1999-12-28),

9. 5908067 - Apparatus for making herringbone gears and pumps incorporating the same (1999-06-01),

10. 5865239 - Method for making herringbone gears (1999-02-02),

11. 5733105 - Axial cam driven valve arrangement for an axial cam driven parallel (1998-03-31),

12. 5718570 - Rotary control valve for a piston pump (1998-02-17),

13. 5704767 - Integral pump and flow meter device (1998-01-06),

14. 5702234 - Fluid pump with bearing set having lubrication path (1997-12-30),

15. 5670852 - Pump motor and motor control (1997-09-23),

Company Overview

Micropump, Inc., based in Vancouver, WA, specializes in precision fluid control solutions, focusing on the design and manufacture of micro-pumps and related technologies. The company serves a diverse range of industries, including medical devices, analytical instrumentation, and industrial applications. With a commitment to innovation, Micropump leverages advanced engineering and manufacturing techniques to deliver reliable and efficient fluid management systems, enhancing performance and functionality in various applications.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

31 Patents

#13 in Vancouver, WA

#234 in Washington

#10,927 in US

#21,260 in the World

Vancouver, WA, United States of America

Micropump, Inc.

Forward Citations = 610

30 inventors:

Ferdinandus A Pieters (9 out of 9 patents)

Charles F Carr (5 out of 11 patents)

Kevin D O'Hara (5 out of 14 patents)

4. Christophe J Sevrain (5 out of 9 patents)

5. Thomas B Martin (5 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Micropump, Inc.. Retrieved from https://idiyas.com/company/micropump

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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