David E. Walker
15Patents
6h-index
15Co-inventors
63Inventor score
Filing activity: Nov 23, 1979 → Nov 8, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4525655A | Two stage electric drive | Electricity | 16 | Expired |
| US5944050A | Pressure relief or back pressure valve | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5019755A | Electric motor drive system | Electricity | 13 | Expired |
| US7802350B2 | Flange hole repair | Emerging Cross-Sectional Technologies | 12 | Active |
| US4654192A | Temperature actuated automatic safety rod release | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8170334B2 | Image processing systems employing image compression and accelerated image decompression | Electricity | 6 | Active |
| US8170335B2 | Image processing systems employing image compression and accelerated decompression | Electricity | 5 | Active |
| US8170333B2 | Image processing systems employing image compression | Electricity | 4 | Active |
| US5857486A | Pressure relief or back pressure valve | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9447600B2 | Pole mounting system | Human Necessities | 3 | Active |
| US9212501B2 | Pole mounting system | Human Necessities | 3 | Active |
| US7523552B2 | Milling bleed holes into honeycomb process | Emerging Cross-Sectional Technologies | 0 | Active |
| US10563533B2 | Repair or remanufacture of blade outer air seals for a gas turbine engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11028719B2 | Brush seal repair method | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10132183B2 | Brush seal repair method | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.