Ralph Davis
9Patents
5h-index
7Co-inventors
56Inventor score
Filing activity: Dec 10, 1991 → Jun 6, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5275724A | Connector apparatus and system | Human Necessities | 60 | Expired |
| US5731663A | Variable power control lamp adapter | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6459250B1 | Decorative wall plate switch dimmer mechanism | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7122753B1 | Cover plate with flush slide actuator for electrical devices | Electricity | 13 | Expired |
| US6534734B2 | Decorative wall plate switch mechanism for operating a toggle switch | Electricity | 5 | Expired |
| USD472825S1 | Stair cutter with single slideable work-piece engaging flange | General | 4 | Expired |
| USD391429S | Motorized toilet tissue dispenser | General | 4 | Expired |
| US9919395B2 | Method for controlling tool change operations and machine tool | Emerging Cross-Sectional Technologies | 1 | Active |
| US11958153B2 | Method for operating a machine tool, and machine tool | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.