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For the Inventor, By the Inventor

Naperville, IL, United States of America

David L Brunker

This inventor holds 77 USPTO granted patents and 5 published patent applications, primarily in Connector Technology (CPC class H01R). Top assignees: Molex Corporation, International Business Machines Corporation, Other. Active years: 1989-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David L Brunker. Retrieved from https://idiyas.com/inventor/david-l-brunker

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

Calculating rank
USPTO Granted Patents = 77 

% Patents Active = 89.6

Average Co-Inventor Count = 3.3

ph-index = 25

Forward Citations = 2,001(Granted Patents)

Forward Citations (Not Self Cited) = 1,924(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Lisle, IL (US) (2021 - 2022)
  • Naperville, IL (US) (1989 - 2024)

Company Filing History:

goldMedal76 out of 3,096 
 
Molex Corporation
 patents
silverMedal1 out of 166,425 
 
International Business Machines Corporation
 patents
bronzeMedal1 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989-2025

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Areas of Expertise:
Connector
Impedance-Tuned
High Power Electrical
Transmission Line
Communication System
Socket
Co-Edge Connector
Grouped Element
Printed Circuit Board
Receptacle
Compliant Pin
Channel Link
77 patents (USPTO):Explore Patents
1. 12328812 - Connector and printed circuit board with surface ground plane (2025-06-10),
2. 12027803 - Keyed input/output connector (2024-07-02),
3. 11811168 - Connector assembly (2023-11-07),
4. 11784440 - Keyed input/output connector (2023-10-10),
5. 11575230 - Keyed input/output connector (2023-02-07),
6. 11527854 - Connector assembly (2022-12-13),
7. 11201436 - Keyed input/output connector (2021-12-14),
8. 11114803 - Connector system with wafers (2021-09-07),
9. 11011873 - Connector assembly (2021-05-18),
10. D853332 - Connector receptable (2019-07-09),
11. D840345 - Connector receptacle (2019-02-12),
12. D840344 - Connector receptacle (2019-02-12),
13. D840343 - Connector receptacle (2019-02-12),
14. 10027061 - Socket with insert-molded terminal (2018-07-17),
15. 9774157 - Power connector (2017-09-26),

Title: David L Brunker: Innovator in Connector Technology

Introduction

David L Brunker is a prominent inventor based in Naperville, IL, recognized for his significant contributions to connector technologies. With a total of 76 patents to his name, Brunker has established himself as a prolific figure in the field of electrical connectors and related innovations.

Latest Patents

Brunker's latest patents showcase his innovative approach to designing connector systems. One of his key inventions is the "Keyed input/output connector," which features a cage housing with an inner area that includes upper and lower ports. Each of these ports is equipped with a cap that forms a keyway, allowing for enhanced functionality and EMI shielding for the plug connector.

Another notable patent is for a "Connector assembly" useful in wire-to-board systems. This invention details a free-end connector, attached to a twin-ax cable, and a fixed-end connector that connects to a board. The design incorporates a ground plate with a horseshoe shape and features a locking system between the connectors, ensuring reliable connections in various applications.

Career Highlights

Brunker has amassed a wealth of experience in the industry, significantly contributing to the innovations at Molex Corporation. His role in developing advanced connector solutions has set new standards and improved the efficiency of wire-to-board systems.

Collaborations

Throughout his career, Brunker has collaborated with talented professionals, including notable coworkers Daniel L Dawiedczyk and John E Lopata. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in connector systems.

Conclusion

David L Brunker's impact on connector technology is evident through his extensive patent portfolio and collaborations within the industry. His inventions not only reflect a deep understanding of electrical engineering but also a commitment to advancing technology in meaningful ways.

Profile summary based on public USPTO records.
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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