Robert Duncan
16Patents
9h-index
24Co-inventors
72Inventor score
Filing activity: Sep 15, 1976 → May 4, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6447651B1 | High-permeability magnetic shield for improved process uniformity in nonmagnetized plasma process chambers | Chemistry; Metallurgy | 471 | Expired |
| US4492844A | Welding plates for a fuel rod grid | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4522330A | Grid and sleeves welding fixture and method | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4521374A | Fuel grid with sleeves welded in notched grid straps | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7722737B2 | Gas distribution system for improved transient phase deposition | Chemistry; Metallurgy | 15 | Active |
| US5263553A | Wheel immobilizing apparatus with spacing and latching mechanisms for accommodating different wheel sizes | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6511922B2 | Methods and apparatus for producing stable low k FSG film for HDP-CVD | Electricity | 11 | Expired |
| US6633076B2 | Methods and apparatus for producing stable low k FSG film for HDP-CVD | Electricity | 11 | Expired |
| US4825032A | Workpiece handling assembly | Performing Operations; Transporting | 10 | Expired |
| US4873051A | Nuclear fuel grid outer strap | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4837419A | Fuel rod end plug welding apparatus and method | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4556776A | Welding fixture for nuclear reactor fuel assembly grid | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4971750A | End stop for welding sealing plugs of nuclear fuel rods | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4845331A | Pressurized weld chamber | Performing Operations; Transporting | 5 | Expired |
| US4101752A | Process for welding corner cells in fuel assembly grids | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4709909A | Retention strap in a grid assembly fixture | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.