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For the Inventor, By the Inventor

Plymouth Meeting, PA, United States of America

Markel Corporation


USPTO Granted Patents = 19

% Expired Patents = 15.8


Trademarks = 3

Forward Citations = 176

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16 inventors (with patents filed for the assignee):

goldMedal Kim A Reynolds (7 out of 10 patents)

silverMedal Robert E Jerman (6 out of 14 patents)

bronzeMedal Kenneth Donald Hobbs (6 out of 9 patents)

4.  Charles Edward Wolanski (6 out of 6 patents)

5.  Charles P Marino (6 out of 8 patents)

6.  Cornelius Brown, Jr (5 out of 5 patents)

7.  Carlos Ruano (5 out of 5 patents)

8.  Warren G Mang (5 out of 5 patents)

9.  Kevin P Kray (2 out of 4 patents)

10.  James L Giatras (2 out of 2 patents)

11.  David J Panish (1 out of 1 patent)

12.  Joseph A Williams, Iii (1 out of 1 patent)

13.  Edward B Golas (1 out of 1 patent)

14.  Wayne F Reed (1 out of 1 patent)

15.  Michael C Needling (1 out of 1 patent)


19 patents:

1. 9908088 - Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) (2018-03-06),
2. 9908087 - Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) (2018-03-06),
3. 9248412 - Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) and method to fabricate (2016-02-02),
4. 9248411 - Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) (2016-02-02),
5. 9061251 - Self sealing membrane contactor with PTFE tubular membranes (2015-06-23),
6. 8540081 - Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) and method to fabricate (2013-09-24),
7. 6617516 - Lead wire for oxygen sensor (2003-09-09),
8. 6062271 - Polymethylpentene cable liner (2000-05-16),
9. 6040384 - Cable assemblies (2000-03-21),
10. 5964251 - Chemically bonded multi-wall conduit (1999-10-12),
11. 5653266 - Chemically bonded multi-wall conduit (1997-08-05),
12. 5573039 - Kink-resistant fuel hose liner (1996-11-12),
13. 5437311 - Fuel system conduit (1995-08-01),
14. 5371934 - Process for making reinforced, thin-walled tubing (1994-12-13),
15. 5341849 - Fuel system conduit (1994-08-30),
Company Overview
Markel Corporation is a diverse financial holding company specializing in insurance, reinsurance, and investment operations. Headquartered in Plymouth Meeting, PA, it operates across various sectors, providing tailored solutions to meet the unique needs of its clients. The company focuses on specialty insurance markets, offering coverage for a wide range of industries, including healthcare, construction, and transportation. Markel is committed to innovation and risk management, leveraging its expertise to navigate complex challenges in the insurance landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

19 Patents

#7 in Plymouth Meeting, PA

#627 in Pennsylvania

#17,123 in US

#32,623 in the World

Plymouth Meeting, PA (US)
Plymouth Meeting, PA, United States of America

Markel Corporation

Forward Citations = 176

16 inventors:

goldMedal Kim A Reynolds (7 out of 10 patents)

silverMedal Robert E Jerman (6 out of 14 patents)

bronzeMedal Kenneth Donald Hobbs (6 out of 9 patents)

4.  Charles Edward Wolanski (6 out of 6 patents)

5.  Charles P Marino (6 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Markel Corporation. Retrieved from https://idiyas.com/company/markel

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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