DD

David H. DeYoung

AL Alcoa: 6 patents #67 of 632Top 15%
AA Aluminum Company Of America: 5 patents #112 of 1,017Top 15%
AU Alcoa Usa: 2 patents #25 of 71Top 40%
AL Alcon: 1 patents #518 of 866Top 60%
Overall (All Time): #345,362 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11001931 Systems and methods for purifying aluminum Xinghua Liu, Brent L. Mydland, James Wiswall 2021-05-11
10407786 Systems and methods for purifying aluminum Xinghua Liu, Brent L. Mydland, James Wiswall 2019-09-10
9068246 Decarbonization process for carbothermically produced aluminum Marshall J. Bruno, Gerald E. Carkin, Ronald M. Dunlap 2015-06-30
8917754 Aluminum melting apparatus Edward Williams, Donald L. Stewart, Jr. 2014-12-23
7785394 System and method for in-line molten metal processing using salt reactant in a deep box degasser Dawn Corleen Chesonis 2010-08-31
7267158 Control of oxide growth on molten aluminum during casting using a high moisture atmosphere Paula L. Kolek, David J. Roha, Patricia A. Stewart, Michael A. Easley, Jorge A. Ramos Cruz +1 more 2007-09-11
6843863 Aluminum alloys having improved cast surface quality William F. McGinnis, Ray T. Richter, Jeffrey J. Wiesner 2005-01-18
6412164 Aluminum alloys having improved cast surface quality William F. McGinnis, Ray T. Richter, Jeffrey J. Wiesner 2002-07-02
6334978 Cast alloys Mark J. Dunlay 2002-01-01
5427602 Removal of suspended particles from molten metal Grant G. Owen, Dennis R. Moeller, K. Dean Vinnedge 1995-06-27
5336295 Method for separation and removal of suspended liquid particles from molten metal and associated apparatus Diran Apelian, Rajakkannu Mutharasan 1994-08-09
4988417 Production of lithium by direct electrolysis of lithium carbonate 1991-01-29
4542704 Three-stage process for burning fuel containing sulfur to reduce emission of particulates and sulfur-containing gases Melvin H. Brown 1985-09-24
4500406 Inert electrode connection John D. Weyand, Robert W. Woods, Siba P. Ray 1985-02-19