David Friedman
13Patents
5h-index
16Co-inventors
63Inventor score
Filing activity: Aug 14, 1975 → Mar 10, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7269160B1 | Voice over internet call center integration | Emerging Cross-Sectional Technologies | 34 | Expired |
| US3972424A | Automatic wafer loading and pre-alignment system | Performing Operations; Transporting | 23 | Expired |
| US4091316A | Method and apparatus for damping stepper motors | Electricity | 21 | Expired |
| US4446412A | Method and apparatus for controlling stepper motors | Electricity | 17 | Expired |
| US4506298A | Method and apparatus for displaying objects on an interlaced raster scan television screen | Emerging Cross-Sectional Technologies | 11 | Expired |
| US9344576B2 | Voice over internet integration | Emerging Cross-Sectional Technologies | 4 | Active |
| US8179882B1 | Voice over internet call center integration | Emerging Cross-Sectional Technologies | 4 | Active |
| US8045490B1 | Voice over internet call center integration | Emerging Cross-Sectional Technologies | 3 | Active |
| US9880228B2 | Method and system for measuring the integrity of a power converter | Emerging Cross-Sectional Technologies | 3 | Active |
| US11136118B2 | Six degree of freedom aerial vehicle control methods responsive to motor out situations | Performing Operations; Transporting | 1 | Active |
| US10051132B2 | Voice over internet integration | Emerging Cross-Sectional Technologies | 0 | Active |
| US12334065B2 | Voice command recognition system | Electricity | 0 | Active |
| US12300259B2 | Automatic classification of audio content as either primarily speech or primarily non-speech, to facilitate dynamic application of dialogue enhancement | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.