Robert M. Davis
29Patents
9h-index
12Co-inventors
72Inventor score
Filing activity: Mar 4, 1976 → Dec 21, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4241132A | Insulating boards | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5690811A | Method for extracting oil from oil-contaminated soil | Fixed Constructions | 36 | Expired |
| US5203261A | Can baling machine and method | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6318560A | Removable disc construction for disc screen apparatus | Performing Operations; Transporting | 30 | Expired |
| US6460706B1 | Disc screen apparatus with air manifold | Performing Operations; Transporting | 27 | Expired |
| US4601238A | Can-baling machine | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6250478A | Stepped disc screens of unequal inclination angles for conveying and grading recycling materials | Performing Operations; Transporting | 19 | Expired |
| US6648145B2 | V-shaped disc screen and method of classifying mixed recyclable materials into four streams | Performing Operations; Transporting | 18 | Expired |
| US4043067A | Super frog gig | Human Necessities | 10 | Expired |
| US8522983B2 | Disc for disc screen | Emerging Cross-Sectional Technologies | 9 | Active |
| US6131509A | Method and apparatus for perforating and crushing containers | Emerging Cross-Sectional Technologies | 8 | Expired |
| US9027762B2 | Multi-disc assembly for disc screen | Emerging Cross-Sectional Technologies | 8 | Active |
| US5328034A | Machine and method for separating recyclable matter | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8517181B1 | Multi-disc assembly for disc screen | Emerging Cross-Sectional Technologies | 7 | Active |
| US7004332B2 | Articulating disc screen apparatus for recyclable materials | Performing Operations; Transporting | 5 | Expired |
| US5551573A | Machine and method for separating recyclable matter | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5452804A | Machine and method for separating recyclable matter | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5894934A | Machine and method for separating recyclable matter | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4669374A | Can-baling machine | Performing Operations; Transporting | 3 | Expired |
| US5722542A | Machine and method for separating recyclable matter | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9056334B2 | Disc for disc screen | Emerging Cross-Sectional Technologies | 1 | Active |
| US9555445B1 | Rotating suction chamber apparatus | Performing Operations; Transporting | 1 | Active |
| US5829943A | Machine for emptying material from scrap cans | Performing Operations; Transporting | 1 | Expired |
| US5924834A | Machine for processing scrap metal containers | Performing Operations; Transporting | 1 | Expired |
| US10011885B2 | Methods for producing titanium and titanium alloy articles | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.