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KREYENBORG VERWALTUNGEN

Overview
  • Total Patents
    105
About

KREYENBORG VERWALTUNGEN has a total of 105 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, chemical engineering and engines, pumps and turbines are HARTIG GUENTER, ETTLINGER KUNSTSTOFFMASCH GMBH and NORDSON HOLDINGS S À R L & CO KG.

Patent filings per year

Chart showing KREYENBORG VERWALTUNGENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Woestmann Stefan 24
#2 Middler Robert 24
#3 Kreyenborg Jan-Udo 19
#4 Stude Rolf-Ruediger 16
#5 Hartmann Frank 10
#6 Gillert Georg 7
#7 Henningsen Dirk 7
#8 Andress Michael 5
#9 Kreyenborg Udo 5
#10 Simon Ralf 4

Latest patents

Publication Filing date Title
CN103635300A Filtering device for fluids
DE102012104924A1 Filtration device for fluids
DE102012104939A1 Filtration device for fluids
DE102012100641A1 Filter apparatus for large surface filtration of e.g. polyamide, has filter insert pushed into opening by displacement of support element, and closure element inserted into housing bore or at opening of bore when lowering support element
DE102011057005A1 Filtering device for highly viscous fluids, has fluid pump and pressure increasing unit formed downstream of portafilter element, which has bypass channel that runs from extension channel to screen cavity located in backwashing position
DE102011001262A1 Filtration device for highly viscous fluids
EP2523797A2 Screen carrier element for a filtration device having at least one screen cavity
DE102010029591A1 Filter device for high-viscosity media
DE102009014029A1 Changeover valve for a plastic melt
DE102007059579A1 Device for filtering a fluid, in particular a liquefied plastic
DE102007057816A1 filtration device
DE102007056594A1 Screen Changer
DE102006040703A1 Device for filtering a fluid, in particular for plastics processing plants
DE102006003140A1 Device for filtering a liquefied plastic
DE102005043096A1 Device for filtering a fluid, in particular for plastics processing plants
DE102004036597B3 Filtering unit, especially for fluid plastics, comprises a housing with supply and removal channels, sieve carriers, and filter elements
EP1545850A1 Method for granulating plastics
DE10333648A1 Drying process for pelletized recycled plastic, in particular from polyester bottles, involves predrying using infra red heat followed by hot air drying in a silo
EP1423178A1 Device for filtering a fluid, especially for plastic-processing installations
EP1524022A1 Device for filtering a liquid, especially for plastics processing plants