DM

David S. Mitchell

Chevron: 12 patents #378 of 4,788Top 8%
KO Kolpin Outdoors: 1 patents #4 of 13Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
Overall (All Time): #317,422 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D969667 Wedding tree display 2022-11-15
9410093 Heavy oil hydrocracking process Dennis R. Cash, Graham J. Forder, Joel W. Rosenthal 2016-08-09
9334452 Two-stage, close-coupled, dual-catalytic heavy oil hydroconversion process Dennis R. Cash, Graham J. Forder, Joe W. Rosenthal 2016-05-10
9039890 Two-stage, close-coupled, dual-catalytic heavy oil hydroconversion process Dennis R. Cash, Graham J. Forder, Joel W. Rosenthal 2015-05-26
D487422 Body-receiving and body-concealing bird blind 2004-03-09
6675157 System and method for balancing binary search trees 2004-01-06
4481099 Solvent extraction method 1984-11-06
4451184 Apparatus and method for feeding pulverized hydrocarbonaceous solids into a high pressure reactor 1984-05-29
4444007 Method for combined cycle electrical power generation David R. Sageman 1984-04-24
4443229 Gasification process for carbonaceous materials David R. Sageman 1984-04-17
4401551 Solvent extraction method 1983-08-30
4389300 Solvent extraction method 1983-06-21
4191540 Carbon dioxide acceptor process using countercurrent plug flow David R. Sageman 1980-03-04
4189376 Solvent extraction process 1980-02-19
4183800 Indirect heat retorting process with cocurrent and countercurrent flow of hydrocarbon-containing solids David R. Sageman 1980-01-15