Rolf Braun
15Patents
7h-index
28Co-inventors
66Inventor score
Filing activity: Jun 20, 1977 → Nov 16, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5181257A | Method and apparatus for determining register differences from a multi-color printed image | Physics | 58 | Expired |
| US4810305A | Hydrophobic pigments and fillers for incorporation in synthetic resins | Chemistry; Metallurgy | 50 | Expired |
| US5723404A | Process for the production of mixed oxide powders for catalysts for the removal of nitrogen oxides | Performing Operations; Transporting | 21 | Expired |
| US6179908A | Iron oxide red pigments, process for the production of iron oxide red pigments and use thereof | Chemistry; Metallurgy | 15 | Expired |
| US5792250A | Process for the production of inorganically coated pigments and fillers | Chemistry; Metallurgy | 11 | Expired |
| US4332196A | Pressurized arrangement including timers for metering ink on the fountain roller of a printing press | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6042642A | Iron oxide yellow pigments, a method of producing iron oxide yellow pigments and the use thereof | Chemistry; Metallurgy | 7 | Expired |
| US5590599A | Method for regulating ink distribution in a printing machine | Performing Operations; Transporting | 6 | Expired |
| US4963028A | Densitometric sensing device for use in printing presses | Performing Operations; Transporting | 5 | Expired |
| US4094243A | Device for adjusting form rollers providing automatic compensation for change in packing thickness | Performing Operations; Transporting | 5 | Expired |
| US5916360A | Process for the preparation of iron oxide yellow pigments and the use thereof | Chemistry; Metallurgy | 5 | Expired |
| US4831169A | Organopolysiloxane oils | Chemistry; Metallurgy | 5 | Expired |
| US5041655A | Method of preparing 1,6-di(N.sup.3 -cyano-N.sup.1 -guanidino) hexane | Chemistry; Metallurgy | 4 | Expired |
| US6053972A | Non-silking iron oxide yellow pigments with high color density | Chemistry; Metallurgy | 3 | Expired |
| US5174817A | Process for the calcination of filter cakes with high solids contents being partly pre-dried in a directly heated rotary kiln | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.