Assignee
EPPENDORF GERAETEBAU NETHELER
DE47 patents
Top patents by PatentIndex Score
US6098819AAug 8, 2000
Magazine for pipette tips
EPPENDORF GERAETEBAU NETHELER87 citations96
US5844686ADec 1, 1998
System for pipetting and photometrically evaluating samples
EPPENDORF GERAETEBAU NETHELER132 citations96
US6249345B1Jun 19, 2001
Cuvette
EPPENDORF GERAETEBAU NETHELER83 citations95
US5620660AApr 15, 1997
Pipette system
EPPENDORF GERAETEBAU NETHELER107 citations95
US5863791AJan 26, 1999
Cover receptacle assembly
EPPENDORF GERAETEBAU NETHELER105 citations94
US5620661AApr 15, 1997
Pipette system
EPPENDORF GERAETEBAU NETHELER94 citations94
US5531131AJul 2, 1996
Device for adjusting correction factor of a plunger lift pipet
EPPENDORF GERAETEBAU NETHELER64 citations94
US4999164AMar 12, 1991
Pipetting device comprising a retaining cone for holding a slip-on pipette tip and pipette tip for such pipetting device
EPPENDORF GERAETEBAU NETHELER143 citations94
US4961350AOct 9, 1990
Fittable pipette tip consisting of a vessel which is designed to fit a particularly conical fitting head of a pipette
EPPENDORF GERAETEBAU NETHELER73 citations93
US4713219ADec 15, 1987
Plastic reaction vessel
EPPENDORF GERAETEBAU NETHELER127 citations93
US4406170ASep 27, 1983
Repeating pipetting device
EPPENDORF GERAETEBAU NETHELER73 citations93
US5481900AJan 9, 1996
Pipette system
EPPENDORF GERAETEBAU NETHELER38 citations92
US5201348AApr 13, 1993
Evacuating apparatus for a microtitration diaphragm plate
EPPENDORF GERAETEBAU NETHELER31 citations92
US6199435B1Mar 13, 2001
Pipetting system with a pipetting device and at least one pipette tip releasably fastened thereto
EPPENDORF GERAETEBAU NETHELER41 citations90
US6008038ADec 28, 1999
Method and a circuit arrangement for the electropermeation of living cells
EPPENDORF GERAETEBAU NETHELER55 citations90
USD387426SDec 9, 1997
Pipette
EPPENDORF GERAETEBAU NETHELER29 citations90
USD384163SSep 23, 1997
Pipette
EPPENDORF GERAETEBAU NETHELER21 citations90
USD384162SSep 23, 1997
Pipette
EPPENDORF GERAETEBAU NETHELER20 citations90
US5591408AJan 7, 1997
Repetition pipette
EPPENDORF GERAETEBAU NETHELER38 citations90
US5573729ANov 12, 1996
Repetition pipette
EPPENDORF GERAETEBAU NETHELER36 citations90
US5538493AJul 23, 1996
Centrifugation system with a rotatable multi-element carrier
EPPENDORF GERAETEBAU NETHELER75 citations90
US5012682AMay 7, 1991
Pipetting device
EPPENDORF GERAETEBAU NETHELER41 citations90
US4470317ASep 11, 1984
Pipetting device
EPPENDORF GERAETEBAU NETHELER113 citations90
US5511433AApr 30, 1996
Pipette device
EPPENDORF GERAETEBAU NETHELER26 citations89
US4751186AJun 14, 1988
Process for performing sample analyses and rack for performing the process
EPPENDORF GERAETEBAU NETHELER72 citations89
US4072330AFeb 7, 1978
Slip-on pipette tip member and pipette device therefor
EPPENDORF GERAETEBAU NETHELER172 citations89
US4560269ADec 24, 1985
Cell for mixing operations and for optical examination
EPPENDORF GERAETEBAU NETHELER49 citations88
US4041764AAug 16, 1977
Pipette device
EPPENDORF GERAETEBAU NETHELER64 citations88
US6103084AAug 15, 2000
Apparatus for electroporation
EPPENDORF GERAETEBAU NETHELER30 citations86
US5114854AMay 19, 1992
Process of effecting a microinjection into living cells
EPPENDORF GERAETEBAU NETHELER45 citations86
US5971908AOct 26, 1999
Laboratory centrifuge with electric motor
EPPENDORF GERAETEBAU NETHELER22 citations84
US5280975AJan 25, 1994
Locking mechanism for a cover of a centrifuge
EPPENDORF GERAETEBAU NETHELER23 citations82
USD375798SNov 19, 1996
Pipette
EPPENDORF GERAETEBAU NETHELER31 citations81
US4832679AMay 23, 1989
Rotor for centrifuge
EPPENDORF GERAETEBAU NETHELER19 citations79
US4533255AAug 6, 1985
Process for mixing liquid samples to be analyzed, as well as apparatus for performing this process
EPPENDORF GERAETEBAU NETHELER25 citations78
US3977944AAug 31, 1976
Enzyme-kinetic determination of the concentration of a substrate
EPPENDORF GERAETEBAU NETHELER19 citations78
US4961351AOct 9, 1990
Fillable sample taking vessel for handling a liquid sample
EPPENDORF GERAETEBAU NETHELER17 citations71
USD413676SSep 7, 1999
Centrifuge
EPPENDORF GERAETEBAU NETHELER13 citations70
US4714527ADec 22, 1987
Process for measuring the potential difference between a sample liquid and a reference electrolyte
EPPENDORF GERAETEBAU NETHELER13 citations70
US4982614AJan 8, 1991
Process of taking liquid from large-volume, deep vessels by means of sucking vessels and auxiliary sucking device for use with large-volume, deep vessels in carrying out that process
EPPENDORF GERAETEBAU NETHELER13 citations69
US5916525AJun 29, 1999
Closure vessel assembly
EPPENDORF GERAETEBAU NETHELER16 citations67
US5665208ASep 9, 1997
Method and apparatus for the quantitative enrichment of volatile compounds by capillary distillation
EPPENDORF GERAETEBAU NETHELER9 citations66
US6159199ADec 12, 2000
Device for the manipulation of cytotechnical instruments
EPPENDORF GERAETEBAU NETHELER15 citations65
US4727032AFeb 23, 1988
Process for the thermostatic control of a sample fluid to be analyzed, apparatus for performing the process
EPPENDORF GERAETEBAU NETHELER13 citations64
US4229104AOct 21, 1980
Mixing cuvette
EPPENDORF GERAETEBAU NETHELER19 citations60
US4596649AJun 24, 1986
Measuring system comprising ion-selective electrodes
EPPENDORF GERAETEBAU NETHELER5 citations56
US4285791AAug 25, 1981
Electrode system
EPPENDORF GERAETEBAU NETHELER4 citations52