John Frame
15Patents
5h-index
19Co-inventors
63Inventor score
Filing activity: May 23, 1986 → Jan 21, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4814661A | Systems for measurement and analysis of forces exerted during human locomotion | Emerging Cross-Sectional Technologies | 392 | Expired |
| US9927915B2 | Optical navigation systems and methods for background light detection and avoiding false detection and auto-movement | Emerging Cross-Sectional Technologies | 72 | Active |
| US5890996A | Exerciser and physical performance monitoring system | Human Necessities | 38 | Expired |
| US6375598B1 | Exerciser and physical performance monitoring system | Human Necessities | 16 | Expired |
| US4703217A | Electronic animal hoof force detection systems | Human Necessities | 13 | Expired |
| US9201511B1 | Optical navigation sensor and method | Physics | 5 | Active |
| US9103658B2 | Optical navigation module with capacitive sensor | Physics | 4 | Active |
| US8031176B1 | Optical navigation system using a single-package motion sensor | Physics | 3 | Active |
| US4843308A | Electronic integrator circuitry for piezoelectric and other sensors | Human Necessities | 3 | Expired |
| US9098144B1 | Adaptive ambient light auto-movement blocking in optical navigation modules | Physics | 1 | Active |
| US11126310B2 | Spatial-frequency-based capacitive motion sensor and method of using the same | Physics | 1 | Active |
| US8669940B1 | Optical navigation system using a single-package motion sensor | Physics | 1 | Active |
| US10579193B2 | Spatial-frequency-based capacitive motion sensor and method of using the same | Physics | 1 | Active |
| US10452877B2 | Methods to combine and auto-configure wiegand and RS485 | Physics | 1 | Active |
| US8314774B1 | Method and apparatus for quasi-3D tracking using 2D optical motion sensors | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.