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Findlay, OH, United States of America

Marathon Ashland Petroleum LLC

USPTO Granted Patents = 63

% Expired Patents = 17.5

Trademarks = 9

Forward Citations = 973

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81 inventors (with patents filed for the assignee):

Patricia K Doolin (12 out of 14 patents)

Roger E Hayner (11 out of 24 patents)

Donald P Malone (10 out of 28 patents)

4. Howard F Moore (7 out of 26 patents)

5. Melvin D Kiser (7 out of 10 patents)

6. Franklin T Pleasants (7 out of 8 patents)

7. Scott A Smith (6 out of 7 patents)

8. Roy L Chamberlain (6 out of 8 patents)

9. Robert A Fortman (6 out of 7 patents)

10. Jeffrey A Davidson (6 out of 7 patents)

11. Frederick R Bradshaw (6 out of 7 patents)

12. James R O'Neil (6 out of 8 patents)

13. Greg B Amburgy (5 out of 6 patents)

14. David C Boyer (4 out of 7 patents)

15. Charles B Miller (4 out of 12 patents)

Core Competencies:

Hydrocarbon Contamination

Hydrogen Recovery

Asphalt Composition

Biodiesel Analysis

Pipeline Integrity

Volatile Organic Compounds

Vapor Control

Gasoline Blending

Catalyst Additives

Petroleum Pitch

Recycling Processes

Environmental Improvements

63 patents: Sort by Forward Citations

1. 7939335 - Detection and classification of heavy hydrocarbon contamination in refinery process streams via spectrofluorometry (2011-05-10),

2. 7637970 - Method and apparatus for recovery and recycling of hydrogen (2009-12-29),

3. 7625479 - Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon content (2009-12-01),

4. 7501285 - Detection and classification of heavy hydrocarbon contamination in refinery process streams via spectrofluorometry (2009-03-10),

5. 7404411 - Method and apparatus for analysis of relative levels of biodiesel in fuels by near-infrared spectroscopy (2008-07-29),

6. 7393449 - Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon content (2008-07-01),

7. 7263465 - Pipeline integrity management process (2007-08-28),

8. 7241821 - Polymer-modified, vulcanized asphalt composition and its method of preparation (2007-07-10),

9. 7225840 - Drop tube assembly (2007-06-05),

10. 7220348 - Method of producing high softening point pitch (2007-05-22),

11. 7094331 - Viscosity modification of heavy hydrocarbons using dihydric alcohols (2006-08-22),

12. 7067050 - Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon content (2006-06-27),

13. D510674 - Fountain beverage dispenser (2005-10-18),

14. 6935387 - Odor control assembly (2005-08-30),

15. 6925671 - Pig launcher (2005-08-09),

Company Overview

Marathon Ashland Petroleum LLC, based in Findlay, Ohio, specializes in hydrocarbon processing with a focus on various aspects of petroleum and asphalt technologies. The company is engaged in developing solutions for hydrocarbon contamination, hydrogen recovery, and gasoline blending, while also addressing critical issues such as pipeline integrity and volatile organic compounds. Their expertise extends to biodiesel analysis and vapor control, positioning them as a key player in the energy sector, committed to innovation and sustainability.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

63 Patents

#6 in Findlay, OH

#258 in Ohio

#5,767 in US

#11,640 in the World

Findlay, OH, United States of America

Marathon Ashland Petroleum LLC

Forward Citations = 973

81 inventors:

Patricia K Doolin (12 out of 14 patents)

Roger E Hayner (11 out of 24 patents)

Donald P Malone (10 out of 28 patents)

4. Howard F Moore (7 out of 26 patents)

5. Melvin D Kiser (7 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Marathon Ashland Petroleum LLC. Retrieved from https://idiyas.com/company/marathon-ashland-petroleum

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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