David Chapman
6Patents
2h-index
5Co-inventors
44Inventor score
Filing activity: Oct 15, 1984 → Jun 20, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7410344B2 | Ram air turbine centrifugal brake | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US4573661A | Multiple schedule valve | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10286345B2 | Brushless DC motor control and methods of operating a fuel pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9890662B2 | Ram air turbine stow lock pin | Emerging Cross-Sectional Technologies | 0 | Active |
| US10309247B2 | Hybrid ram air turbine | Emerging Cross-Sectional Technologies | 0 | Active |
| US10124906B2 | Splined muff | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.