Assignee
KSB AG
DE113 patents
Top patents by PatentIndex Score
US6146095ANov 14, 2000
Spiral housing pump
KSB AG24 citations91
US5639100AJun 17, 1997
Metal gasket
KSB AG33 citations91
US7815421B2Oct 19, 2010
Channel form for a rotating pressure exchanger
KSB AG20 citations90
US6343909B1Feb 5, 2002
Centrifugal pump
KSB AG24 citations90
US5518256AMay 21, 1996
Floating-ring seal
KSB AG28 citations90
US5846055ADec 8, 1998
Structured surfaces for turbo-machine parts
KSB AG27 citations89
US5348444ASep 20, 1994
Single-blade impeller for centrifugal pumps
KSB AG20 citations89
US5207560AMay 4, 1993
Fluid flow machine with variable clearances between the casing and a fluid flow guiding insert in the casing
KSB AG32 citations89
US6273677B1Aug 14, 2001
Centrifugal pump with inflow guide device
KSB AG20 citations88
US5478200ADec 26, 1995
Centrifugal pump impeller
KSB AG36 citations87
US5234316AAug 10, 1993
Filtering device for a canned motor
KSB AG22 citations87
US5144177ASep 1, 1992
Canned motor pump with heat exchanger in rotor chamber
KSB AG22 citations87
US6017187AJan 25, 2000
Device for reducing noise in centrifugal pumps
KSB AG17 citations84
US5785495AJul 28, 1998
Fiber-repellant centrifugal pump
KSB AG19 citations84
US6471468B1Oct 29, 2002
Compensator
KSB AG14 citations83
US7600535B2Oct 13, 2009
Valve unit for pressure exchanger installations
KSB AG13 citations80
US6435207B1Aug 20, 2002
Flow regulation fitting
KSB AG17 citations80
US7168927B2Jan 30, 2007
Pressure exchanger system
KSB AG16 citations79
US7152620B2Dec 26, 2006
Flow-reversing valve
KSB AG16 citations79
US5228831AJul 20, 1993
Sheet metal centrifugal pump casing
KSB AG20 citations78
US7991586B2Aug 2, 2011
Device for transmitting measured values
KSB AG11 citations76
US7828531B2Nov 9, 2010
Vertical centrifugal pump assembly
KSB AG10 citations74
US10094388B2Oct 9, 2018
Load-relieving device
KSB AG2 citations73
US5808557ASep 15, 1998
Electronic sensor module
KSB AG18 citations73
US6568901B2May 27, 2003
Balancer for multistage centrifugal pumps
KSB AG9 citations72
US5522701AJun 4, 1996
Vertical barrel pump
KSB AG10 citations72
US5626460AMay 6, 1997
Centrifugal pump system with integrated heat barrier
KSB AG8 citations71
US5605434AFeb 25, 1997
Impeller having transport elements disposed on a pressure side of a cover disk for a centrifugal pump for dirty liquids
KSB AG15 citations71
US5470199ANov 28, 1995
Adjustment device for propeller pumps
KSB AG7 citations71
US5470204ANov 28, 1995
Hydraulic adjustment device
KSB AG8 citations71
US5143350ASep 1, 1992
Gate valve
KSB AG8 citations71
US6022000AFeb 8, 2000
Valve device
KSB AG12 citations70
US5918857AJul 6, 1999
Packing for the axis of a clack valve
KSB AG7 citations69
US5634769AJun 3, 1997
Guide apparatus for centrifugal pumps
KSB AG7 citations69
US5171126ADec 15, 1992
Centrifugal pump with an annular shroud
KSB AG11 citations69
US10738792B2Aug 11, 2020
Vortex pump
KSB AG2 citations68
US10690129B2Jun 23, 2020
Method and control device for variable rotational speed control of a displacement pump unit and displacement pump arrangement
KSB AG2 citations68
US10284033B2May 7, 2019
Rotor and reluctance machine
KSB AG3 citations68
US9654030B2May 16, 2017
Method for starting a variable-speed electric motor
KSB AG2 citations68
US5454699AOct 3, 1995
Wobble pump
KSB AG11 citations68
US5257910ANov 2, 1993
Centrifugal pump impeller with a low specific speed of rotation
KSB AG11 citations68
US10385860B2Aug 20, 2019
Pump arrangement for driving an impeller using an inner rotor which interacts with an outer rotor and the outer rotor having a radially outer circumferential projection
KSB AG4 citations67
US9869316B2Jan 16, 2018
Pump arrangement
KSB AG3 citations67
US9866077B2Jan 9, 2018
Rotor and reluctance motor
KSB AG2 citations67
US10396608B2Aug 27, 2019
Rotor, reluctance machine and method for manufacturing the rotor
KSB AG2 citations65
US6634854B1Oct 21, 2003
Machinery unit with integrated heat barrier
KSB AG9 citations65
US6467966B1Oct 22, 2002
Radial bearing with a sliding bearing-type construction
KSB AG9 citations65
US5795540AAug 18, 1998
Corrosion and wear-resistant chill casting
KSB AG9 citations65
US5795129AAug 18, 1998
Centrifugal pump for the delivery of hot media
KSB AG9 citations65
US5385448AJan 31, 1995
Propeller shaped agitator
KSB AG11 citations65
Showing the top 50 of 113 patents by PatentIndex Score.