Rolf Lerch
22Patents
11h-index
41Co-inventors
75Inventor score
Filing activity: Dec 5, 1980 → Apr 19, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5556789A | Device for the simultaneous determination of several analytes | Emerging Cross-Sectional Technologies | 81 | Expired |
| US5451350A | Test carrier for the determination of an analyte as well as a process for its production | Emerging Cross-Sectional Technologies | 70 | Expired |
| US5071746A | Test carrier for analysis of a sample liquid, method of using a test carrier and process for making a test carrier layer | Physics | 56 | Expired |
| US5262067A | Device and its use for the separation of plasma from whole blood | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5160486A | Test carrier utilizing reaction of two bioaffine binding partners | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5814522A | Multilayer analytical element for the determination of an analyte in a liquid | Physics | 31 | Expired |
| US5403706A | Carrier matrix with dissolvably impregnated reagent | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6231815A | Storage and transport system for sample material | Performing Operations; Transporting | 25 | Expired |
| US5910246A | Device for isolating nucleic acids | Chemistry; Metallurgy | 17 | Expired |
| US4910150A | Process for determining coagulation parameter | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5118609A | Carrier fleece for use as a reagent carrier from which reagents can be dissolved in immunological analysis | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5895704A | Article for collecting and transporting a sample to be analyzed | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4374575A | Winding machine for continuously winding strips of web material into rolls | Performing Operations; Transporting | 8 | Expired |
| US5783759A | Element and system for collecting, transporting and storing sample material to be analyzed | Physics | 7 | Expired |
| US5478752A | Analytical method and device containing a fleece layer | Physics | 7 | Expired |
| US6090936A | Device for isolating nucleic acids | Chemistry; Metallurgy | 5 | Expired |
| US4788152A | Apparatus for determining coagulation parameter | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4964586A | Releasable holding device for cores | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5690529A | Adsorber material, apparatus and process for concentrating and recovering trace materials from the gaseous phase | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5177022A | Immune reactive porous carrier material | Physics | 1 | Expired |
| US7955563B2 | Methods for applying reactive films containing solids to microporous membranes and membranes produced therefrom | Emerging Cross-Sectional Technologies | 0 | Active |
| US8202490B2 | Membranes and methods for coating membranes | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.