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For the Inventor, By the Inventor

Walworth, WI, United States of America

Miniature Precision Components, Inc.

Calculating rank
USPTO Granted Patents = 21

% Expired Patents = 28.6


Forward Citations = 167

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30 inventors (with patents filed for the assignee):

goldMedal Douglas John Callahan (8 out of 10 patents)

silverMedal Duane Eckard (4 out of 5 patents)

bronzeMedal Juris Julijs Pruzinskis (4 out of 5 patents)

4.  Brent J Ertl (4 out of 5 patents)

5.  Brandon Meister (3 out of 4 patents)

6.  Hans Henning Bishop (3 out of 4 patents)

7.  Tyler Walczak (2 out of 3 patents)

8.  Brian Schuessler (2 out of 3 patents)

9.  Tim Hammond (2 out of 3 patents)

10.  Brandon Meister-Place (2 out of 2 patents)

11.  William Kahabka (2 out of 2 patents)

12.  Kathleen B Arnold (2 out of 2 patents)

13.  Chad M Dickman (2 out of 2 patents)

14.  Michael Longhenry (2 out of 2 patents)

15.  James J Mosher (2 out of 2 patents)


21 patents:

1. 10661210 - Oil separator including spiral members defining helical flow paths (2020-05-26),
2. 10480699 - Permanent quick connector and assembly therewith (2019-11-19),
3. 10286347 - Oil separator including spiral members defining helical flow paths (2019-05-14),
4. 10247340 - Locking quick connect assembly (2019-04-02),
5. 10107433 - Quick connector assembly and method of establishing and ensuring a fluid-tight connection between conduits (2018-10-23),
6. 10006577 - Permanent quick connector and assembly therewith (2018-06-26),
7. 9976457 - Turbo PCV valve (2018-05-22),
8. 9890886 - Reverse snap push/pull quick connect coupling (2018-02-13),
9. 9670806 - Turbo PCV valve (2017-06-06),
10. 9523453 - Locking quick connect assembly (2016-12-20),
11. 8297659 - Quick connector assembly (2012-10-30),
12. 7762240 - Integrated vapor management and rollover valve for a fuel tank (2010-07-27),
13. 7547350 - Air induction system with hydrocarbon trap assembly (2009-06-16),
14. 7497478 - Duct assembly (2009-03-03),
15. 7318424 - Integrated vapor management and rollover valve for a fuel tank (2008-01-15),
Company Overview
Miniature Precision Components, Inc. is a leading manufacturer specializing in precision-engineered components and assemblies for various industries, including automotive, aerospace, and medical devices. The company is known for its commitment to quality and innovation, providing tailored solutions that meet the specific needs of its clients. With a focus on advanced manufacturing techniques and materials, MPC aims to enhance performance and reliability in critical applications, serving a diverse global market from its headquarters in Walworth, Wisconsin.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

Miniature Precision Components, Inc. USPTO Patent Assignee Logo
21 Patents

#1 in Walworth, WI

#373 in Wisconsin

#15,748 in US

#30,080 in the World

Walworth, WI (US)
Walworth, WI, United States of America

Miniature Precision Components, Inc.

Forward Citations = 167

30 inventors:

goldMedal Douglas John Callahan (8 out of 10 patents)

silverMedal Duane Eckard (4 out of 5 patents)

bronzeMedal Juris Julijs Pruzinskis (4 out of 5 patents)

4.  Brent J Ertl (4 out of 5 patents)

5.  Brandon Meister (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Miniature Precision Components, Inc.. Retrieved from https://idiyas.com/company/miniature-precision-components

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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