Patrick Smith
46Patents
11h-index
49Co-inventors
75Inventor score
Filing activity: Jun 25, 1987 → May 19, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9829614B2 | Optical sensor using collimator | Physics | 56 | Active |
| US10268884B2 | Optical fingerprint sensor under a display | Physics | 42 | Active |
| US9158958B2 | Signal strength enhancement in a biometric sensor array | Electricity | 34 | Active |
| US10181070B2 | Low profile illumination in an optical fingerprint sensor | Physics | 28 | Active |
| US8919068B2 | Devices, systems, and methods for exterior flooring | Fixed Constructions | 19 | Active |
| US9934418B2 | Display integrated optical fingerprint sensor with angle limiting reflector | Physics | 15 | Active |
| US10042467B2 | Integrated capacitive fingerprint sensor | Physics | 15 | Active |
| US7793483B2 | Ventilated floor moldings | Fixed Constructions | 14 | Active |
| US9946375B2 | Active matrix capacitive fingerprint sensor with 2-TFT pixel architecture for display integration | Physics | 13 | Active |
| US5266793A | Fail-safe photoamplifier circuit with a safety light curtain system | Electricity | 13 | Expired |
| US10147757B2 | Image sensor structures for fingerprint sensing | Electricity | 12 | Active |
| US10102411B2 | Hybrid optical and capacitive sensor | Physics | 11 | Active |
| US10176355B2 | Optical sensor for integration in a display | Physics | 8 | Active |
| US8122665B2 | Break-away multi-purpose flooring transition | Fixed Constructions | 8 | Active |
| US7132657B2 | Infrared gas detector | Physics | 7 | Expired |
| US9880688B2 | Active matrix capacitive sensor for common-mode cancellation | Physics | 5 | Active |
| US10303919B2 | Display integrated optical fingerprint sensor with angle limiting reflector | Physics | 4 | Active |
| US6414310B1 | Automatic control circuit for infrared detectors | Physics | 4 | Expired |
| US9958993B2 | Active matrix capacitive fingerprint sensor with 1-TFT pixel architecture for display integration | Physics | 4 | Active |
| US10664676B2 | Systems and methods for reducing unwanted reflections in display systems incorporating an under display biometric sensor | Physics | 4 | Active |
| US8097146B2 | Device and method for monitoring an electrochemical gas sensor | Physics | 3 | Active |
| US10049254B2 | Signal strength enhancement in a biometric sensor array | Electricity | 3 | Active |
| US8591696B2 | Method for manufacturing a surface element | Emerging Cross-Sectional Technologies | 3 | Active |
| US10705272B2 | Optical fingerprint sensor | Physics | 3 | Active |
| US10169630B2 | Optical sensor for integration over a display backplane | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.