Robert S. Salter
24Patents
8h-index
23Co-inventors
75Inventor score
Filing activity: Sep 11, 1978 → Nov 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4415540A | Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4619814A | Process for the recovery of non-ferrous metals from sulphide ores and concentrates | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4952329A | Separation of polymetallic sulphides by froth flotation | Performing Operations; Transporting | 13 | Expired |
| US7993871B2 | Sampling method and device | Emerging Cross-Sectional Technologies | 13 | Active |
| US4372782A | Recovery of lead and silver from minerals and process residues | Chemistry; Metallurgy | 11 | Expired |
| US4880529A | Separation of polymetallic sulphides by froth flotation | Performing Operations; Transporting | 10 | Expired |
| US4555361A | Method of reducing the volume of solid radioactive waste | Physics | 10 | Expired |
| US7132249B1 | Method of determining allergenic food on surfaces | Chemistry; Metallurgy | 9 | Expired |
| US8476064B2 | Inhibition assay method and device for detection of antibiotics | Chemistry; Metallurgy | 8 | Active |
| US4317803A | Recovery of non-ferrous metals by thermal treatments of solutions containing non-ferrous and iron sulphates | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8236515B2 | Method for detecting ATP | Chemistry; Metallurgy | 6 | Active |
| US7494781B1 | Sensitive method for detecting low levels of ATP | Chemistry; Metallurgy | 6 | Expired |
| US6682005B2 | Method of recovery of precious metals & heavy minerals | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7229783B2 | Method for monitoring hygiene | Physics | 4 | Expired |
| US7897365B2 | Method for adjusting antibiotic sensitivity of a test culture | Physics | 3 | Expired |
| US10495563B1 | Plate reader observation methods and operation | Physics | 2 | Active |
| US11009446B1 | Plate reader observation methods and operation | Physics | 1 | Active |
| US7824878B2 | Sensitive method for detecting low levels of ATP | Chemistry; Metallurgy | 1 | Active |
| US9376704B2 | Test kit and method for detecting bacteriophage | Physics | 1 | Active |
| US4224122A | Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10563164B1 | Plate reader | Physics | 1 | Active |
| US12291704B2 | Universal test device, assembly, and method | Physics | 0 | Active |
| US11427849B2 | Culture medium method and device | Chemistry; Metallurgy | 0 | Active |
| US10988720B1 | Peel plate assembly | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.