DM

David R. Matthews

RTX (Raytheon): 17 patents #543 of 15,912Top 4%
TB The Boeing: 6 patents #1,862 of 15,756Top 15%
GE: 6 patents #5,804 of 36,430Top 20%
GI Gas Technology Institute: 1 patents #124 of 262Top 50%
Overall (All Time): #119,190 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
9428702 Agglomerator with ceramic matrix composite obstacles Kenneth M. Sprouse 2016-08-30
9303221 Apparatus for removing heat from injection devices and method of assembling same Kenneth M. Sprouse, Shahram Farhangi, Robert M. Saxelby 2016-04-05
9228740 Annular injector assembly and methods of assembling same John Saunders Stevenson, Robert Michael Zirin, Raymond Douglas Steele, Constantin Bugescu, Roger Ma +1 more 2016-01-05
8828109 Method and apparatus for assembling injection devices John Saunders Stevenson, John Duckett Winter, Constantin Bugescu, Kenneth M. Sprouse 2014-09-09
8721747 Modular tip injection devices and method of assembling same Kenneth M. Sprouse, Shahram Farhangi, Robert M. Saxelby 2014-05-13
8663348 Apparatus for removing heat from injection devices and method of assembling same Kenneth M. Sprouse, Shahram Farhangi, Robert M. Saxelby 2014-03-04
8662408 Annular injector assembly and methods of assembling the same John Saunders Stevenson, Robert Michael Zirin, Raymond Douglas Steele, Constantin Bugescu, Roger Ma +1 more 2014-03-04
8308829 Gasifier injector Kenneth M. Sprouse, Shahram Farhangi 2012-11-13
8196848 Gasifier injector Kenneth M. Sprouse, Shahram Farhangi 2012-06-12
RE42844 Linear tractor dry coal extrusion pump Kenneth M. Sprouse 2011-10-18
8011187 Fuel injection method and apparatus for a combustor Kenneth M. Sprouse, Shahram Farhangi, Alan V. von Arx 2011-09-06
8011861 Method and apparatus for continuously feeding and pressurizing a solid material into a high pressure system Kenneth M. Sprouse, Albert E. Stewart 2011-09-06
7997058 Apparatus for mixing substances Shahram Farhangi 2011-08-16
7731783 Continuous pressure letdown system Kenneth M. Sprouse, Terry Langowski 2010-06-08
7717046 High pressure dry coal slurry extrusion pump Kenneth M. Sprouse 2010-05-18
7615198 Apparatus for continuously feeding and pressurizing a solid material into a high pressure system Kenneth M. Sprouse, Albert E. Stewart 2009-11-10
7547423 Compact high efficiency gasifier Kenneth M. Sprouse, Shahram Farhangi 2009-06-16
7516607 Method and apparatus for mixing substances Shahram Farhangi 2009-04-14
7387197 Linear tractor dry coal extrusion pump Kenneth M. Sprouse 2008-06-17
7303597 Method and apparatus for continuously feeding and pressurizing a solid material into a high pressure system Kenneth M. Sprouse, Albert E. Stewart 2007-12-04
7140184 Fuel injection method and apparatus for a combustor Kenneth M. Sprouse, Shahram Farhangi, Alan V. von Arx 2006-11-28
7127899 Non-swirl dry low NOx (DLN) combustor Kenneth M. Sprouse, Shahram Farhangi, Mark D. Horn 2006-10-31
7117674 Catalytic combustor and method for substantially eliminating various emissions Kenneth M. Sprouse, Shahram Farhangi, Michael Moriarty 2006-10-10
7117676 Apparatus for mixing fluids Shahram Farhangi, Kenneth M. Sprouse 2006-10-10
7017329 Method and apparatus for mixing substances Shahram Farhangi 2006-03-28