DK

Dennis W. Keppers

ML Marathon Petroleum Company Lp: 5 patents #20 of 146Top 15%
MP Marathon Ashland Petroleum: 1 patents #38 of 83Top 50%
📍 Findlay, OH: #54 of 333 inventorsTop 20%
🗺 Ohio: #13,499 of 73,341 inventorsTop 20%
Overall (All Time): #783,282 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
RE50456 Method of making an asphalt composition containing ester bottoms Stormy Brewster, Stephen J. Jones 2025-06-10
RE49447 Method of making an asphalt composition containing ester bottoms Stormy Brewster, Steve Jones 2023-03-07
10323147 Asphalt composition containing ester bottoms Stormy Brewster, Steve Jones 2019-06-18
10323148 Method of making an asphalt composition containing ester bottoms Stormy Brewster, Steve Jones 2019-06-18
7988753 Method and apparatus for recovery and recycling of hydrogen Edward P. Fox, Daniel M. Barrett, Larry L. Holt, Edward A. Bullerdiek, James H. Miller 2011-08-02
7637970 Method and apparatus for recovery and recycling of hydrogen Edward P. Fox, Daniel M. Barrett, Larry L. Holt, Edward A. Bullerdiek, James H. Miller 2009-12-29