Preethi Parasseri Narayanan
15Patents
5h-index
12Co-inventors
59Inventor score
Filing activity: Sep 21, 2012 → Mar 6, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9319816B1 | Characterizing environment using ultrasound pilot tones | Electricity | 355 | Active |
| US10147441B1 | Voice controlled system | Electricity | 64 | Active |
| US9286899B1 | User authentication for devices using voice input or audio signatures | Physics | 29 | Active |
| US9373318B1 | Signal rate synchronization for remote acoustic echo cancellation | Physics | 9 | Active |
| US10515653B1 | Voice controlled system | Electricity | 8 | Active |
| US9865268B1 | User authentication for voice-input devices | Physics | 4 | Active |
| US9966086B1 | Signal rate synchronization for remote acoustic echo cancellation | Physics | 2 | Active |
| US11087769B1 | User authentication for voice-input devices | Physics | 2 | Active |
| US10878836B1 | Voice controlled system | Electricity | 1 | Active |
| US10887710B1 | Characterizing environment using ultrasound pilot tones | Electricity | 0 | Active |
| US12330023B2 | Platform for visual tracking of user fitness | Physics | 0 | Active |
| US11501792B1 | Voice controlled system | Electricity | 0 | Active |
| US11951357B1 | Platform for visual tracking of user fitness | Physics | 0 | Active |
| US12087318B1 | Voice controlled system | Electricity | 0 | Active |
| US12230279B1 | User authentication for voice-input devices | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.