DW

David J. Wortman

GE: 28 patents #793 of 36,430Top 3%
Overall (All Time): #132,010 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 25 most recent of 29 patents

Patent #TitleCo-InventorsDate
9297089 Coatings for gas turbine components Charles Clifford Berger 2016-03-29
8545185 Turbine engine components with environmental protection for interior passages Roger Dale Wustman, Nicole Marie Polley, Kathleen Diana Brammer, Brian T. Hazel 2013-10-01
7306859 Thermal barrier coating system and process therefor Jonathan Blank, Sean Robert Keith 2007-12-11
7250225 Gamma prime phase-containing nickel aluminide coating Brian T. Hazel, Ramgopal Darolia, Brett Allen Boutwell 2007-07-31
7247393 Gamma prime phase-containing nickel aluminide coating Brian T. Hazel, Ramgopal Darolia, Brett Allen Boutwell 2007-07-24
7087266 Thermal barrier coating and process therefor Ramgopal Darolia, Boris A. Movchan, Yuriy E. Rudoy, Leonella M. Nerodenko, Irene Spitsberg 2006-08-08
6998172 Thermally-stabilized thermal barrier coating Boris A. Movchan, Yuriy E. Rudoy, Leonella M. Nerodenko, Ramgopal Darolia, Irene Spitsberg +2 more 2006-02-14
6946034 Electron beam physical vapor deposition apparatus Robert William Bruce, Antonio F. Maricocchi, Christopher Lee Lagemann, John D. Evans, Keith H. Betscher +3 more 2005-09-20
6863937 Method of operating an electron beam physical vapor deposition apparatus Robert William Bruce, Antonio F. Maricocchi, Christopher Lee Lagemann, John D. Evans, Keith H. Betscher +3 more 2005-03-08
6808799 Thermal barrier coating on a surface Ramgopal Darolia, Boris A. Movchan, Yuriy E. Rudoy, Leonella M. Nerodenko, Irene Spitsberg 2004-10-26
6620465 Physical properties of thermal barrier coatings using electron beam-physical vapor deposition Joseph David Rigney 2003-09-16
6589351 Electron beam physical vapor deposition apparatus and crucible therefor Robert William Bruce, Antonio F. Maricocchi, John D. Evans, Rudolfo Viguie, David V. Rigney +1 more 2003-07-08
6503574 Method for producing an enhanced thermal barrier coating system David W. Skelly, Bangalore Aswatha Nagaraj, David V. Rigney, Seetha Ramaiah Mannava, Rudolfo Viguie +4 more 2003-01-07
6458473 Diffusion aluminide bond coat for a thermal barrier coating system and method therefor Jeffrey A. Conner, Bangalore Aswatha Nagaraj, Joseph Aloysius Heaney, Nripendra Nath Das, Patricia A. Zomcik +2 more 2002-10-01
6447854 Method of forming a thermal barrier coating system David V. Rigney, Antonio F. Maricocchi, Robert William Bruce, Joseph David Rigney 2002-09-10
6391475 Modified aluminum-containing protective coating and its preparation Irene Spitsberg, Jon Conrad Schaeffer, Joseph David Rigney 2002-05-21
6203847 Coating of a discrete selective surface of an article Jeffrey A. Conner, Joseph David Rigney, Janet Elizabeth Gaewsky 2001-03-20
6054184 Method for forming a multilayer thermal barrier coating Robert William Bruce, Mark Rosenzweig, Jon Conrad Schaeffer, Norman R. Lindblad 2000-04-25
6042880 Renewing a thermal barrier coating system Joseph David Rigney, Jeffrey A. Conner, Bangalore Aswatha Nagaraj 2000-03-28
5981088 Thermal barrier coating system Robert William Bruce, Rudolfo Viguie, David W. Skelly 1999-11-09
5942334 Multilayer thermal barrier coating 1999-08-24
5792521 Method for forming a multilayer thermal barrier coating 1998-08-11
5712050 Superalloy component with dispersion-containing protective coating Edward H. Goldman, Ramgopal Darolia 1998-01-27
5683761 Alpha alumina protective coatings for bond-coated substrates and their preparation Robert William Bruce, Mark Rosenzweig, Bangalore Aswatha Nagaraj, Jon Conrad Schaeffer, William B. Connor 1997-11-04
5683825 Thermal barrier coating resistant to erosion and impact by particulate matter Robert William Bruce, Jon Conrad Schaeffer, Mark Rosenzweig, Rudolfo Viguie, David V. Rigney +2 more 1997-11-04