Inventor
Rolf Lerch
Inventor
Ilvesheim, DE
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties33%
Y10TTechnical subjects covered by former us classification17%
B01LChemical or physical laboratory apparatus for general use13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
B01DSeparation6%
D21HPulp compositions6%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables4%
C07HSugars4%
A61BDiagnosis2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
8,202,490'Membranes and methods for coating membranes'20127,955,563'Methods for applying reactive films containing solids to microporous membranes and membranes produced therefrom'20116,231,815'Storage and transport system for sample material'20016,090,936'Device for isolating nucleic acids'20005,910,246'Device for isolating nucleic acids'19995,895,704'Article for collecting and transporting a sample to be analyzed'19995,814,522'Multilayer analytical element for the determination of an analyte in a liquid'19985,783,759'Element and system for collecting, transporting and storing sample material to be analyzed'19985,690,529'Adsorber material, apparatus and process for concentrating and recovering trace materials from the gaseous phase'19975,556,789'Device for the simultaneous determination of several analytes'19965,478,752'Analytical method and device containing a fleece layer'19955,451,350'Test carrier for the determination of an analyte as well as a process for its production'19955,403,706'Carrier matrix with dissolvably impregnated reagent'19955,262,067'Device and its use for the separation of plasma from whole blood'19935,177,022'Immune reactive porous carrier material'19935,160,486'Test carrier utilizing reaction of two bioaffine binding partners'19925,118,609'Carrier fleece for use as a reagent carrier from which reagents can be dissolved in immunological analysis'19925,071,746'Test carrier for analysis of a sample liquid, method of using a test carrier and process for making a test carrier layer'19914,964,586'Releasable holding device for cores'19904,910,150'Process for determining coagulation parameter'19904,788,152'Apparatus for determining coagulation parameter'19884,374,575'Winding machine for continuously winding strips of web material into rolls'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1990Patents assigned to GOEBEL GMBH MASCHF (2)· patent assignee history
1983–1990Based in Darmstadt-Eberstadt, DE· patent location history
1988–2000Patents assigned to BOEHRINGER MANNHEIM GMBH (17)· patent assignee history
1988–2012Based in Ilvesheim, DE· patent location history
2011–2012Patents assigned to ROCHE DIAGNOSTICS OPERATIONS (2)· patent assignee history
2012Patents assigned to FISCHER THOMAS (1)· patent assignee history
2012Patents assigned to KLEPP JUERGEN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOEHRINGER MANNHEIM GMBH | 17 | 1988–2000 |
| GOEBEL GMBH MASCHF | 2 | 1983–1990 |
| ROCHE DIAGNOSTICS OPERATIONS | 2 | 2011–2012 |
| FISCHER THOMAS | 1 | 2012 |
| KLEPP JUERGEN | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ilvesheim, DE | 20 | 1988–2012 |
| Darmstadt-Eberstadt, DE | 2 | 1983–1990 |