Donald E. Davis
26Patents
11h-index
34Co-inventors
75Inventor score
Filing activity: Feb 11, 1974 → Apr 29, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4992920A | Regulated AC power system energized by variable speed prime mover | Electricity | 66 | Expired |
| US4818885A | Electron beam writing method and system using large range deflection in combination with a continuously moving table | Electricity | 64 | Expired |
| US4249218A | Method and apparatus for editing digitally recorded audio signals | Physics | 49 | Expired |
| US5301124A | Registration of patterns formed of multiple fields | Electricity | 31 | Expired |
| US4660435A | Fiber composite flywheel rim | Emerging Cross-Sectional Technologies | 26 | Expired |
| US3971098A | Gutter cleaning nozzle | Fixed Constructions | 25 | Expired |
| US5523580A | Reticle having a number of subfields | Electricity | 22 | Expired |
| US5454041A | Mix-minus monitor system | Electricity | 19 | Expired |
| US5488669A | Manual cross fade learn feature for an audio follow video mixer | Physics | 17 | Expired |
| US4945246A | Tri-deflection electron beam system | Electricity | 16 | Expired |
| US4365163A | Pattern inspection tool - method and apparatus | Electricity | 13 | Expired |
| US4456860A | X-Y Positioning subsystem electronics | Physics | 10 | Expired |
| US4795332A | Telescopic pivoting screed | Fixed Constructions | 10 | Expired |
| US5479519A | "Signalization with true ""on air"" event including opto-isolation" | Electricity | 9 | Expired |
| US4149085A | Automatic overlay measurements using an electronic beam system as a measurement tool | Electricity | 9 | Expired |
| USD263229S | Flywheel | General | 6 | Expired |
| US4056730A | Apparatus for detecting registration marks on a target such as a semiconductor wafer | Electricity | 5 | Expired |
| USD263228S | Flywheel | General | 5 | Expired |
| US5420933A | Up and down-loadable VTR configuration for an audio follow video mixer | Physics | 5 | Expired |
| US5424490A | Twisted lead pairs on PCB to improve common mode rejection | Electricity | 4 | Expired |
| USD263230S | Flywheel | General | 4 | Expired |
| US6761330B1 | Rocket accuracy improvement device | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US3936942A | Optical pantograph | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5485525A | VTR configuration of a modular audio follow video mixer | Physics | 2 | Expired |
| US5343186A | Variable resistor having the capacity to produce a fader start signal output | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.