Douglas Robert Watson
16Patents
9h-index
11Co-inventors
69Inventor score
Filing activity: Aug 11, 1988 → Nov 12, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD310814S | Combined sound activated switch and cover plate | General | 62 | Expired |
| US5336979A | Microprocessor based touch dimmer system to control the brightness of one or more electric lamps using single or multi-key devices | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5485058A | Touch dimmer system | Emerging Cross-Sectional Technologies | 54 | Expired |
| USD310819S | Combined dimmer, fan speed control switches and cover plate | General | 47 | Expired |
| USD310820S | Combined dimmer, fan speed control switches and cover plate | General | 47 | Expired |
| US5621283A | Microprocessor based touch dimmer system to control the brightness of one or more electric lamps using single or multi-key devices | Emerging Cross-Sectional Technologies | 42 | Expired |
| USD312611S | Combined sound activated switch and cover plate | General | 19 | Expired |
| US5684376A | Solid state motor speed control | Electricity | 12 | Expired |
| US5789894A | Solid state motor speed control | Electricity | 12 | Expired |
| USD310815S | Combined sound activated switch and cover plate | General | 9 | Expired |
| US10767140B2 | High performance dishwasher compositions for short dishwasher cycles and methods of making the same | Chemistry; Metallurgy | 1 | Active |
| US12252673B2 | Concentrated glass cleaning compositions in unit dose packets or pouches | Chemistry; Metallurgy | 0 | Active |
| US12071599B2 | Concentrated laundry cleaning compositions in unit dose packets or pouches | Chemistry; Metallurgy | 0 | Active |
| US10316277B2 | High performance laundry powder unit dose and methods of making the same | Chemistry; Metallurgy | 0 | Active |
| US11299693B2 | High performance dishwasher compositions | Chemistry; Metallurgy | 0 | Active |
| US12415974B2 | Unit-dose concentrated high performance multipurpose cleaning compositions comprising an antimicrobial/disinfectant mixture | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.