Inventor
ZIMMERMANN HANS-PETER
DE14 patents
⚠️ This page may combine multiple inventors who share the name “ZIMMERMANN HANS-PETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AGILENT TECHNOLOGIES INC
9 patentsUS6481648B1Nov 19, 2002
Spray tip for a microfluidic laboratory microchip
AGILENT TECHNOLOGIES INC168 citations98
US6602472B1Aug 5, 2003
Coupling to microstructures for a laboratory microchip
AGILENT TECHNOLOGIES INC173 citations96
US6841131B2Jan 11, 2005
Coupling to microstructures for a laboratory microchip
AGILENT TECHNOLOGIES INC66 citations93
US6627075B1Sep 30, 2003
Device for and process of preparing volume flows of liquids in at least one passage of a chromatographic column
AGILENT TECHNOLOGIES INC49 citations90
US6637263B2Oct 28, 2003
Flow divider
AGILENT TECHNOLOGIES INC15 citations81
US9733221B2Aug 15, 2017
Injection needle cartridge with integrated sealing force generator
AGILENT TECHNOLOGIES INC3 citations67
US11152200B2Oct 19, 2021
Interface device between sample separation device and mass spectrometer having multiple sample capillaries
AGILENT TECHNOLOGIES INC0 citations62
US7578917B2Aug 25, 2009
Magnetic locking mechanism for gel electrophoresis device
AGILENT TECHNOLOGIES INC5 citations62
US7480053B2Jan 20, 2009
Position detection based on two-directional correlation
AGILENT TECHNOLOGIES INC1 citations49
HEWLETT PACKARD CO
4 patentsUS5908552AJun 1, 1999
Column for capillary chromatographic separations
HEWLETT PACKARD CO87 citations93
US5424037AJun 13, 1995
Apparatus for handling liquid vials in an analytical device
HEWLETT PACKARD CO49 citations92
US5364521ANov 15, 1994
Apparatus for performing capillary electrophoresis
HEWLETT PACKARD CO24 citations92
US5316954AMay 31, 1994
Methods and apparatus for processing liquids
HEWLETT PACKARD CO19 citations70