Learn more

ORPU GMBH

Overview
  • Total Patents
    16
About

ORPU GMBH has a total of 16 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Germany, Czechia and German Democratic Republic. Its main competitors in its focus markets engines, pumps and turbines, machines and agriculture are PEABODY BARNES, YANCHENG HAIHE PUMP CO LTD and ENVIROTECH PUMPSYSTEMS INC.

Patent filings in countries

World map showing ORPU GMBHs patent filings in countries

Patent filings per year

Chart showing ORPU GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nitsche Achim 4
#2 Ludewig Max Prof Dr Ing 4
#3 Radke Harald 4
#4 Harder Volker 3
#5 Ludewig Max 1
#6 Stange Rainer 1
#7 Rainer Stange 1
#8 Mann Guenter 1
#9 Gonter Joachim 1
#10 Nietsche Achim 1

Latest patents

Publication Filing date Title
DE19834815A1 Pump with cutting device for conveying medium mixed with solid constituents has rotatively driven running wheel provided with cutter forming gap to static counter cutter
EP0911527A1 Pump with a cutting device
DE19601450A1 Container insert, in particular for a bathtub
DE19539564C1 Pump with impurity cutting device arranged in suction connection
DE19516276A1 Side channel blower
DE4438841C1 Pump with a cutting device
DE4423149A1 Multi-stage free-flow pump
DE4423152A1 Method and device for dewatering conveyed media
DE4423150C1 Pump for waste water system
DE4107925A1 Side channel blower assembly - has cover joined to motor housing as combined assembly
DE4107942A1 Sound damper for side channel blower - is for suction and pressure type blower and pivotable through 180 deg. for fixing in required position
DE4101027A1 Impeller for lateral channel blower - has narrow tip joined to inclined section, located at rear of impeller
DD293868B5 Blower or compressor