Robert D. Stephens
6Patents
4h-index
8Co-inventors
46Inventor score
Filing activity: Oct 5, 1994 → Jul 22, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5591975A | Optical sensing apparatus for remotely measuring exhaust gas composition of moving motor vehicles | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6216985A | Railway hazard acoustic sensing, locating, and alarm system | Performing Operations; Transporting | 51 | Expired |
| US5797682A | Device and method for measuring temperture of vehicle exhaust | Physics | 36 | Expired |
| US7700069B2 | Activation of metal hydrides | Emerging Cross-Sectional Technologies | 5 | Active |
| US7141216B2 | System for sono-catalytic production of hydrogen | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7652753B1 | Laser-designated target simulator and method of testing a laser-seeking munition head | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.