John D. Downs
10Patents
5h-index
7Co-inventors
59Inventor score
Filing activity: Feb 24, 1975 → Dec 4, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4965979A | Concrete block wall | Fixed Constructions | 41 | Expired |
| US4713436A | Glycoside-containing polyester preparation process | Chemistry; Metallurgy | 20 | Expired |
| US4481294A | Process for cell disruption | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4752580A | Process for preparing Xanthomonas heteropolysaccharides | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4758356A | Process for preparing Xanthomonas heteropolysaccharides | Emerging Cross-Sectional Technologies | 12 | Expired |
| US9957439B2 | Fracturing fluid for prevention of shale fracture hydration during well stimulation by hydraulic fracturing | Chemistry; Metallurgy | 3 | Active |
| US4152512A | Polyol intermediate, polyesters made therefrom, and polyester coating compositions | Chemistry; Metallurgy | 2 | Expired |
| US4115473A | Polyol intermediate, polyesters made therefrom, and polyester coating compositions | Chemistry; Metallurgy | 1 | Expired |
| US3949895A | Epoxy exterior coating for lap-seam beverage cans | Performing Operations; Transporting | 0 | Expired |
| US9777208B2 | Hydrocarbon-based drilling fluids containing cesium phosphate | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.