DH

David Harvey

EX ExxonMobil: 5 patents #2,140 of 10,161Top 25%
BI Btu International: 3 patents #9 of 46Top 20%
ES Evergreen Solar: 2 patents #11 of 20Top 60%
PF Purdue Research Foundation: 2 patents #773 of 3,174Top 25%
ME Max Era: 2 patents #2 of 7Top 30%
BS British Steel: 2 patents #5 of 94Top 6%
VA Varian Semiconductor Equipment Associates: 1 patents #304 of 513Top 60%
1T 1366 Technologies: 1 patents #12 of 19Top 65%
Overall (All Time): #248,283 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11866804 Preparation of rare earth metals and other chemicals from industrial waste coal ash Nien-Hwa Linda Wang, Hoon Choi 2024-01-09
11186894 Preparation of rare earth metals and other chemicals from industrial waste coal ash Nien-Hwa Linda Wang, Hoon Choi 2021-11-30
10633765 Method for maintaining contained volume of molten material from which material is depleted and replenished Ralf Jonczyk, Richard Wallace 2020-04-28
8764901 Removing a sheet from the surface of a melt using elasticity and buoyancy Peter L. Kellerman, Dawei Sun, Brian T. Helenbrook 2014-07-01
8388751 Controlling transport of gas borne contaminants across a ribbon surface Weidong Huang, Scott Reitsma, Minh Sy Le 2013-03-05
8328932 Ribbon crystal pulling furnace afterheater with at least one opening Weidong Huang, Scott Reitsma 2012-12-11
8293007 Removable thermal control for ribbon crystal pulling furnaces Richard Wallace, Weidong Huang, Scott Reitsma, Christine Richardson 2012-10-23
7780782 Method and apparatus for growing a ribbon crystal with localized cooling Weidong Huang, Richard Wallace, Scott Reitsma 2010-08-24
6394794 Modular furnace system David A. Bloom, Robert Bouchard, Geoffrey C. Neiley, III, Donald A. Seccombe, Jr., Terrance Wong +3 more 2002-05-28
5814789 Forced convection furnance gas plenum Brian O'Leary, Francis C. Nutter, Martin I. Soderlund 1998-09-29
5695331 Multiple width boat carrier for vertical ovens Francis C. Nutter, Gerald E. Waldron 1997-12-09
5411897 Machine and method for applying solder paste to electronic devices such as solar cells Scott E. Danielson, John W. Dacey 1995-05-02
5102494 Wet-tip die for EFG cyrstal growth apparatus Dana L. Winchester, Brian H. Mackintosh, Sankerlingam Rajendran 1992-04-07
5098229 Source material delivery system Frederick U. Meier, Mark F. Larrousse 1992-03-24
5037622 Wet-tip die for EFG crystal growth apparatus Dana L. Winchester, Brian H. Mackintosh, Sankerlingam Rajendran 1991-08-06
4937053 Crystal growing apparatus 1990-06-26
4757707 Molten metal gas analysis David T. Wilson 1988-07-19
4199349 Production of sponge iron Jonathan Wood, George A. Pickin 1980-04-22