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GESSNER & CO GMBH

Overview
  • Total Patents
    49
About

GESSNER & CO GMBH has a total of 49 patent applications. Its first patent ever was published in 1965. 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 chemical engineering, textiles and paper and measurement are SEITZ FILTER WERKE, GELDMACHER JOACHIM and STREAM LINE FILTERS LTD.

Patent filings per year

Chart showing GESSNER & CO GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schmidt Holger 8
#2 Heins Jens-Peter 8
#3 Gockel Bernhard 8
#4 Lemke Andreas 7
#5 Schuster Hans Karl 6
#6 Aigner Helmar 6
#7 Heininger Hans-Ulrich Dr 6
#8 Klimmek Albrecht 4
#9 Hoffmann Juergen Dr 3
#10 Brett Elke 3

Latest patents

Publication Filing date Title
DE19641830A1 Pressure sensitive adhesive articles made of an outer material, a pressure sensitive adhesive layer and a silicone-free carrier material
DE19607740A1 Changeover control in regenerative filter plants
DE19603622A1 Wrapped separation elements and suitable housings with a wrapping gear
DE19540876A1 Multi-layer separation units
DE4443157A1 Vapor-permeable roofing membrane
DE4443158A1 Cleanable gas filter
US5437910A Multi-ply filter lasminate/composite for manufacturing vacuum cleaner filter bags
DE4311297A1 Regenerable separation elements, their use and suitable housings
DE4211510A1 Recyclable printable packaging tape paper
DE4126320A1 CONNECTION ADAPTER FOR FILTER CANDLES
DE4126324A1 FILTER CANDLE
EP0498002A1 Self-supporting pleatable and embossable meltblown nonwowen article, process for its manufacture and its use as filter material
DE4019680A1 Crepe papers, process for their manufacture and use
DE3911697A1 USE OF A MICROPOROUS MEMBRANE CONSTRUCTED FROM A POLYMERIC SUBSTRATE AND A SURFACE COATING OF THE SUBSTRATE WITH A POLYACRYLIC ACID OR METHACRYLIC ACID DERIVATIVE FOR THE FILTRATION OF BEER
US4943374A Use of a microporous membrane constructed of polyether sulfon and hydrophilization agent for the filtration of beer
DE3812849A1 Dust filter bag, its manufacture and use
DE3539320A1 MEASURING HEAD FOR MEASURING THE POROSITY OF A MOVING TRAIN
DE3537896A1 METHOD AND DEVICE FOR CONTINUOUSLY MEASURING POROSITY
EP0106908A1 Multilayer filter material, process for making it and its use
DE2434382A1 Stiff elastic resin impregnated fibre structures - impregnated with partially decomposed proteins and thermoplastic polymer