Paul Mathews
15Patents
7h-index
5Co-inventors
59Inventor score
Filing activity: Aug 11, 1980 → Mar 15, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5675326A | Method of determining optimal detection beam locations using reflective feature mapping | Physics | 75 | Expired |
| US6377167B1 | Multi frequency photoelectric detection system | Physics | 46 | Expired |
| US5418359A | Method and apparatus for detecting objects with range-dependent blocking | Physics | 37 | Expired |
| US6813361B1 | Non-contact audio fader control system and method | Electricity | 13 | Expired |
| US5354983A | Object detector utilizing a threshold detection distance and suppression means for detecting the presence of a motor vehicle | Physics | 9 | Expired |
| US4342514A | Means and method for testing laser range finders | Physics | 9 | Expired |
| US5311012A | Method and apparatus for detecting objects with modifying gain and sensor means | Physics | 7 | Expired |
| US9427661B1 | Social networking game with integrated social graph | Human Necessities | 3 | Active |
| US9824537B1 | Cash slot machine augmented with secondary currency | Physics | 3 | Active |
| US10991204B1 | Cash slot machine augmented with secondary currency | Physics | 1 | Active |
| US10163304B1 | Cash slot machine augmented with secondary currency | Physics | 1 | Active |
| US10163303B1 | Cash slot machine augmented with secondary currency | Physics | 1 | Active |
| US11783671B1 | Cash slot machine augmented with secondary currency | Physics | 0 | Active |
| US11282336B1 | Method, system, and apparatus for enabling players to earn tangible rewards on a social game | Physics | 0 | Active |
| US12033465B1 | Method, system, and apparatus for enabling players to earn tangible rewards on a social game | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.