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KUEFNER KARL KG

Overview
  • Total Patents
    12
About

KUEFNER KARL KG has a total of 12 patent applications. Its first patent ever was published in 1981. It filed its patents most often in EPO (European Patent Office), Germany and Brazil. Its main competitors in its focus markets chemical engineering, engines, pumps and turbines and mechanical elements are XI AN TIANHOU FILTER TECH CO, JOHNSON FRANCES HEDRICK and IDREX.

Patent filings per year

Chart showing KUEFNER KARL KGs patent filings per year from 1900 to 2020

Focus technologies

# Technology
#1 Separation
#2 Non-positive-displacement pumps
#3 Pipes

Top inventors

# Name Total Patents
#1 Konzelmann Martin 5
#2 Haasis Christian 4
#3 Meiritz Horst 4
#4 Sebig Joerg 3
#5 Mueller Ewald 2
#6 Wittmann Karl-Heinz 1
#7 Martin Konzelmann 1
#8 Jaeger Otto 1
#9 Meititz Horst 1
#10 Schneider Rolf 1

Latest patents

Publication Filing date Title
DE102011107352A1 Ring filter for use in cylindrical hollow body i.e. shaft, in valve housing to filter e.g. hydraulic oil, has wall sections provided with wedge-shaped profile running parallel to axis of cylinder at two connection sections of frame
MX2012003047A Filter for liquid or gaseous media.
EP0481219A2 Connection piece
EP0487845A1 Filter ring
EP0491996A1 Hollow body, in particular tubular or cylindrical
EP0491997A1 Hollow piece, especially tube piece or cylinder piece
DE3109481A1 Cylindrical filter tube, in particular cylindrical high-pressure filter