David Rice
8Patents
7h-index
9Co-inventors
56Inventor score
Filing activity: Nov 4, 1980 → Feb 3, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6028509A | Voice activated vehicle alarm system | Physics | 38 | Expired |
| US4365343A | Counterweighted X-ray tube | Human Necessities | 35 | Expired |
| US7476322B2 | Process and energy-efficient biological treatment system with filtration membrane | Emerging Cross-Sectional Technologies | 30 | Active |
| US7481937B2 | Methods and systems for treating wastewater using ozone activated flotation | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7179370B2 | Energy-efficient biological treatment system with filtration membrane | Emerging Cross-Sectional Technologies | 11 | Expired |
| US8508373B2 | Fluid leak detection and alarm | Physics | 9 | Active |
| US7118674B2 | Energy-efficient biological treatment with membrane filtration | Emerging Cross-Sectional Technologies | 7 | Expired |
| US10005687B1 | Dissolved air flotation system | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.