DD

Danny Lee Dray

MP Markwest Energy Partners: 6 patents #1 of 8Top 15%
📍 Jewett, OH: #3 of 5 inventorsTop 60%
🗺 Ohio: #13,499 of 73,341 inventorsTop 20%
Overall (All Time): #829,845 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10655774 Pig ramp, system and method Bryan Anthony Crowe, David Abraham Fitch, William Lee Sprowls, John Charles Mollenkopf, Dustin Michael Howell 2020-05-19
10408377 Pig ramp, system and method Bryan Anthony Crowe, David Abraham Fitch, William Lee Sprowls, John Charles Mollenkopf, Dustin Michael Howell 2019-09-10
10197206 Pig ramp, system and method Bryan Anthony Crowe, David Abraham Fitch, William Lee Sprowls, John Charles Mollenkopf, Dustin Michael Howell 2019-02-05
10094508 Pig ramp, system and method Bryan Anthony Crowe, David Abraham Fitch, William Lee Sprowls, John Charles Mollenkopf, Dustin Michael Howell 2018-10-09
10012340 Pig ramp, system and method Bryan Anthony Crowe, David Abraham Fitch, William Lee Sprowls, John Charles Mollenkopf, Dustin Michael Howell 2018-07-03
10001240 Pig ramp, system and method Bryan Anthony Crowe, David Abraham Fitch, William Lee Sprowls, John Charles Mollenkopf, Dustin Michael Howell 2018-06-19