David Ruxton
7Patents
4h-index
9Co-inventors
50Inventor score
Filing activity: Apr 29, 1982 → Feb 16, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4518904A | Stepper motor control for data disk system | Physics | 40 | Expired |
| US4489259A | Method and apparatus for controlling a stepper motor | Physics | 39 | Expired |
| US4524397A | Head positioning system for a disc data store | Physics | 18 | Expired |
| US4484124A | Method of and apparatus for damping of stepper motor using non-active windings | Electricity | 5 | Expired |
| US4392095A | Method of and apparatus for generating a unique index mark from the commutation signal of a D.C. brushless motor | Physics | 4 | Expired |
| US10626986B2 | Hydraulic motor drive system for controlling high inertial load rotary components | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12012978B2 | Hydraulic cartridge valve with position monitoring mechanism and hydraulic control system and method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.