David Watts
9Patents
3h-index
7Co-inventors
50Inventor score
Filing activity: Nov 5, 1986 → Dec 6, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4935685A | Motor controller for pumping units | Electricity | 25 | Expired |
| US4715949A | Heavy metal separator | Performing Operations; Transporting | 9 | Expired |
| US10397687B2 | Earbud speech estimation | Electricity | 4 | Active |
| US10861484B2 | Methods and systems for speech detection | Electricity | 2 | Active |
| US11134330B2 | Earbud speech estimation | Electricity | 1 | Active |
| US11252504B2 | Apparatus for and method of wind detection | Electricity | 0 | Active |
| US11659326B2 | Apparatus for and method of wind detection | Electricity | 0 | Active |
| US10917716B2 | Apparatus for and method of wind detection | Electricity | 0 | Active |
| US11700473B2 | Methods, apparatus and systems for authentication | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.