Inventor

KEPPERS DENNIS

US4 patents

⚠️ This page may combine multiple inventors who share the name “KEPPERS DENNIS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MARATHON PETROLEUM COMPANY

2 patents

US10323148B1Jun 18, 2019

Method of making an asphalt composition containing ester bottoms

MARATHON PETROLEUM COMPANY16 citations90

US10323147B1Jun 18, 2019

Asphalt composition containing ester bottoms

MARATHON PETROLEUM COMPANY10 citations79

MARATHON PETROLEUM CO LP

2 patents

USRE49447EMar 7, 2023

Method of making an asphalt composition containing ester bottoms

MARATHON PETROLEUM CO LP3 citations70

USRE50456EJun 10, 2025

Method of making an asphalt composition containing ester bottoms

MARATHON PETROLEUM CO LP0 citations59