Inventor
LENZ HELMUT
DE63 patents
⚠️ This page may combine multiple inventors who share the name “LENZ HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BOEHRINGER MANNHEIM GMBH
20 patentsUS6184042B1Feb 6, 2001
Method for reducing hook effect in an immunoassay
BOEHRINGER MANNHEIM GMBH102 citations97
US4485177ANov 27, 1984
Creatinine specific antibody
BOEHRINGER MANNHEIM GMBH43 citations95
US5077392ADec 31, 1991
Process for activation of recombinant protein produced by prokaryotes
BOEHRINGER MANNHEIM GMBH38 citations92
US4742159AMay 3, 1988
Digitalis antibodies, process for the preparation thereof and the use thereof for the therapy of digitalis intoxications
BOEHRINGER MANNHEIM GMBH52 citations92
US4578361AMar 25, 1986
Creatinine antibody
BOEHRINGER MANNHEIM GMBH27 citations92
US4624930ANov 25, 1986
Immunochemical process
BOEHRINGER MANNHEIM GMBH26 citations90
US4914040AApr 3, 1990
Reagent and method for determination of a polyvalent substance using an immunoaggregate
BOEHRINGER MANNHEIM GMBH36 citations89
US4543325ASep 24, 1985
Process and reagent for the determination of creatinine
BOEHRINGER MANNHEIM GMBH12 citations73
US4423227ADec 27, 1983
Process for the preparation of reactive, couplable derivatives of the thyroid hormones
BOEHRINGER MANNHEIM GMBH14 citations73
US5888745AMar 30, 1999
Interference elimination reagent for the determination of an analyte using a metal complex capable of luminescence
BOEHRINGER MANNHEIM GMBH11 citations72
US4963469AOct 16, 1990
Enzymatically inactive, immunologically-active β-galactosidase muetin, process for making and uses thereof
BOEHRINGER MANNHEIM GMBH8 citations72
US5248593ASep 28, 1993
Process and reagent for the determination of the luteinizing hormone and monoclonal antibodies suitable thereof
BOEHRINGER MANNHEIM GMBH16 citations71
US5614367AMar 25, 1997
Diagnostic test using chimeric antibodies
BOEHRINGER MANNHEIM GMBH12 citations70
US5342788AAug 30, 1994
Method and standard solution for the determination of thyroxine (T4) or triiodothyronine (T3)
BOEHRINGER MANNHEIM GMBH17 citations68
US4486534ADec 4, 1984
Process for the preparation of immunologically active enzyme tagged conjugates
BOEHRINGER MANNHEIM GMBH4 citations63
US4752570AJun 21, 1988
Process for the determination of peroxidase
BOEHRINGER MANNHEIM GMBH5 citations61
US4732848AMar 22, 1988
Process for the determination of an immunologically-bindable substance involving a Fab fragment
BOEHRINGER MANNHEIM GMBH6 citations61
US4330620AMay 18, 1982
Method and reagent for the determination of creatine kinase MB
BOEHRINGER MANNHEIM GMBH4 citations61
US4762783AAug 9, 1988
Process and reagent for the determination of the follicle-stimulating hormone and monoclonal antibodies suitable therefor
BOEHRINGER MANNHEIM GMBH3 citations60
US4939082AJul 3, 1990
Process and monoclonal antibody for the specific determination of pancreas alpha-amylase in the presence of saliva alpha-amylase
BOEHRINGER MANNHEIM GMBH6 citations59
SIEMENS AG
14 patentsUS6671329B1Dec 30, 2003
Power amplifier
SIEMENS AG23 citations93
US5546299AAug 13, 1996
Power supply for predominantly inductive loads
SIEMENS AG28 citations93
US5237277AAug 17, 1993
Apparatus for indirect measurement and control of a magnetic gradient field in a nuclear magnetic resonance imaging system
SIEMENS AG23 citations93
US6169403B1Jan 2, 2001
Method and MR device for simulating electrical simulations in a subject by MR stimulation
SIEMENS AG36 citations92
US6025720AFeb 15, 2000
Gradient amplifier and magnetic resonance tomography apparatus employing same
SIEMENS AG22 citations92
US5973527AOct 26, 1999
Regulated inverter having a switched output stage and driver circuit therefor
SIEMENS AG23 citations92
US6069806AMay 30, 2000
Power supply
SIEMENS AG18 citations82
US6448775B1Sep 10, 2002
Gradient amplifier with combined current regulation and differential control
SIEMENS AG12 citations74
US6671330B1Dec 30, 2003
Power amplifier
SIEMENS AG7 citations72
US7468607B2Dec 23, 2008
Electric amplifier and method for the control thereof
SIEMENS AG3 citations63
US7397248B2Jul 8, 2008
Amplifier having a regulation system controlled by the output stage
SIEMENS AG5 citations63
US7091632B2Aug 15, 2006
Stabilization circuit for compensating fluctuations in a voltage at a user
SIEMENS AG3 citations63
US5955909ASep 21, 1999
Device for monitoring chip temperature
SIEMENS AG5 citations61
US7498963B2Mar 3, 2009
Method for generating a modulator input signal and premodulator
SIEMENS AG0 citations52
ROCHE DIAGNOSTICS GMBH
8 patentsUS6060285AMay 9, 2000
Process for the production of hetero-bispecific antibodies
ROCHE DIAGNOSTICS GMBH100 citations97
US6153393ANov 28, 2000
Elimination of interference in diagnostic methods by peptides comprising D-amino acids
ROCHE DIAGNOSTICS GMBH22 citations92
US5965378AOct 12, 1999
Antibody class-specific interference eliminating reagent
ROCHE DIAGNOSTICS GMBH23 citations92
US6815217B2Nov 9, 2004
Use of check surfaces for identifying disturbing samples in a detection procedure
ROCHE DIAGNOSTICS GMBH22 citations90
US6635420B1Oct 21, 2003
Purification of substances from a biological sample
ROCHE DIAGNOSTICS GMBH41 citations86
US6331402B1Dec 18, 2001
Reduction of interference of immunoassays by substances derived from the framework regions of antibodies
ROCHE DIAGNOSTICS GMBH35 citations86
US5973123AOct 26, 1999
Immunoassay for the detection of MIA
ROCHE DIAGNOSTICS GMBH6 citations68
US7229771B2Jun 12, 2007
Polyethylene glycol-derivatized biomolecules and their use in heterogeneous detection methods
ROCHE DIAGNOSTICS GMBH6 citations61
SIEMENS HEALTHCARE GMBH
2 patentsHASMANN MAX
1 patentHOFFMANN LA ROCHE
1 patent(unassigned)
1 patentHOECHST AG
1 patentAZ ELECTRONIC MAT LUXEMBOURG SARL
1 patentLENZ HELMUT
1 patentShowing the top 50 of 63 patents by PatentIndex Score.