DW

David J. Wortman

GE: 3 patents #168 of 2,434Top 7%
🗺 Ohio: #378 of 5,836 inventorsTop 7%
Overall (2003): #31,774 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
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