Rudolf Frey
8Patents
6h-index
6Co-inventors
56Inventor score
Filing activity: Jul 29, 1976 → Oct 14, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4432666A | Process for the storage and dumping of waste materials | Emerging Cross-Sectional Technologies | 100 | Expired |
| US6117405A | Process for removing nitrogen oxides from flue gases | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US6290752A | Device and process for adsorption or chemisorption of gaseous constituents from a gas flow | Performing Operations; Transporting | 11 | Expired |
| US4068586A | Cylinder for clamping printing plates | Performing Operations; Transporting | 11 | Expired |
| US5512257A | Process for the treatment of flue particulates | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5367116A | Process for the disposal of flue gas residues | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4093203A | Device for slowing down printing specimen in the folding apparatus | Performing Operations; Transporting | 6 | Expired |
| US6315314A | Frame structure for a double-axle polycycle for several occupants | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.