James P. Downs
30Patents
13h-index
39Co-inventors
81Inventor score
Filing activity: Dec 28, 1992 → Jun 7, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6164912A | Hollow airfoil for a gas turbine engine | Mechanical Engineering; Lighting; Heating | 62 | Expired |
| US6247896A | Method and apparatus for cooling an airfoil | Mechanical Engineering; Lighting; Heating | 62 | Expired |
| US8858161B1 | Multiple staged compressor with last stage airfoil cooling | Emerging Cross-Sectional Technologies | 53 | Active |
| US8322988B1 | Air cooled turbine airfoil with sequential impingement cooling | Emerging Cross-Sectional Technologies | 49 | Active |
| US8317475B1 | Turbine airfoil with micro cooling channels | Mechanical Engineering; Lighting; Heating | 43 | Active |
| US6280140A | Method and apparatus for cooling an airfoil | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US6050777A | Apparatus and method for cooling an airfoil for a gas turbine engine | Emerging Cross-Sectional Technologies | 30 | Expired |
| US8167537B1 | Air cooled turbine airfoil with sequential impingement cooling | Emerging Cross-Sectional Technologies | 30 | Active |
| US6210112A | Apparatus for cooling an airfoil for a gas turbine engine | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5688107A | Turbine blade passive clearance control | Emerging Cross-Sectional Technologies | 23 | Expired |
| US8556578B1 | Spring loaded compliant seal for high temperature use | Mechanical Engineering; Lighting; Heating | 22 | Active |
| US8096766B1 | Air cooled turbine airfoil with sequential cooling | Emerging Cross-Sectional Technologies | 21 | Active |
| US8454310B1 | Compressor blade with tip sealing | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US7632071B2 | Cooled turbine blade | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7871245B2 | Method for forming turbine blade with angled internal ribs | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US7371048B2 | Turbine blade trailing edge construction | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US7569172B2 | Method for forming turbine blade with angled internal ribs | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US7866947B2 | Turbine blade trip strip orientation | Emerging Cross-Sectional Technologies | 9 | Active |
| US8556576B2 | Cooled IBR for a micro-turbine | Emerging Cross-Sectional Technologies | 8 | Active |
| US6634859B2 | Apparatus and process for impingement cooling of a component exposed to heat in a flow power machine | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7334992B2 | Turbine blade cooling system | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7862325B2 | Apparatus for forming turbine blade with angled internal ribs | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US9991763B1 | Gas turbine engine with multiple electric generators | Emerging Cross-Sectional Technologies | 5 | Active |
| US7419363B2 | Turbine blade with ceramic tip | Emerging Cross-Sectional Technologies | 4 | Active |
| US8061988B1 | Process for conjugate CFD analysis of a turbine airfoil | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.