David C. Quick
15Patents
7h-index
8Co-inventors
59Inventor score
Filing activity: Dec 4, 1974 → Feb 20, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4043224A | Mechanical differential lock | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US5125806A | Integrated variable speed compressor drive system | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4287778A | Hydraulic valve for two-speed power take-off drive | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4768634A | Backdrive overload release clutch | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US4211313A | Transmission brake with lubricating and cooling means | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5484043A | Speed responsive brake device | Performing Operations; Transporting | 10 | Expired |
| US4398432A | Transmission with overrunning clutches | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4640152A | Multi-speed planetary transmission | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4843912A | Variable stiffness support ring | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4233857A | Multiple speed transmission with auxiliary transfer drive | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3966020A | Differential lubrication system | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5911788A | Compliant gear | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4930730A | Neutral position locking system for aircraft control surfaces | Performing Operations; Transporting | 5 | Expired |
| US4689452A | Centrifugal ball switch | Electricity | 4 | Expired |
| US4165793A | Pivotal support for vehicle drive line having three universal joints | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.