David Stephens
4Patents
4h-index
7Co-inventors
47Inventor score
Filing activity: Mar 15, 1991 → Jul 25, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8899774B2 | Wearable headlight devices and related methods | Mechanical Engineering; Lighting; Heating | 33 | Active |
| US10253964B2 | Wearable headlight devices and related methods | Mechanical Engineering; Lighting; Heating | 24 | Active |
| US9400101B2 | Wearable headlight devices and related methods | Mechanical Engineering; Lighting; Heating | 24 | Active |
| US5183281A | Bicycle frame element protector | Performing Operations; Transporting | 18 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.