Charles E. Barker
8Patents
6h-index
7Co-inventors
52Inventor score
Filing activity: May 19, 1978 → Nov 25, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4373664A | Wall thermostat and the like | Mechanical Engineering; Lighting; Heating | 115 | Expired |
| US4460125A | Wall thermostat and the like | Physics | 92 | Expired |
| US4319711A | Wall thermostat and the like | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US4410813A | High speed CMOS comparator circuit | Electricity | 14 | Expired |
| US4220840A | Pulsing probe for microwave oven | Electricity | 9 | Expired |
| US4563751A | Carry propagate adder circuit which differentially senses a carry input | Physics | 8 | Expired |
| US4228346A | Self-calibrating electric clock circuit | Physics | 3 | Expired |
| US5264959A | Temperature-insensitive phase-matched optical harmonic conversion crystal | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.