Robert D. Norris
18Patents
11h-index
17Co-inventors
69Inventor score
Filing activity: Apr 19, 1978 → Dec 21, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4849360A | Apparatus and method for confining and decontaminating soil | Performing Operations; Transporting | 99 | Expired |
| US4588506A | Stimulation of biooxidation processes in subterranean formations | Emerging Cross-Sectional Technologies | 70 | Expired |
| US4591443A | Method for decontaminating a permeable subterranean formation | Human Necessities | 59 | Expired |
| US4594170A | Method for liquifying chloride-based heavy brine well completion fluids | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4552674A | Composition and method for treating a subterranean formation | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4610795A | Peroxygen breaker systems for well completion fluids | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4453597A | Stimulation of hydrocarbon flow from a geological formation | Fixed Constructions | 23 | Expired |
| US4727031A | Nutrient for stimulating aerobic bacteria | Chemistry; Metallurgy | 19 | Expired |
| US4552675A | Composition and method for treating a subterranean formation | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5178105A | Valve gear for internal combustion engines | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US4552668A | Oxidation of sulfides in polymer-thickened aqueous solution | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4446029A | Destruction of iron cyanide complexes | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4246169A | Flammable plastics containing a flame retardant amount of polyarylphosphates and the polyarylphosphates | Chemistry; Metallurgy | 6 | Expired |
| US4315082A | Phosphorus compounds | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4747728A | Method for distributing an aqueous solution containing a peroxygen in clay | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4438080A | Process for oxidizing thallium (I) to thallium (III) | Chemistry; Metallurgy | 3 | Expired |
| US9354624B2 | Method of simulating engine operation | Physics | 2 | Active |
| US4418051A | Process for preparing thallium (III) | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.