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GUNZENHAUSER AG J & R

Overview
  • Total Patents
    41
About

GUNZENHAUSER AG J & R has a total of 41 patent applications. Its first patent ever was published in 1955. It filed its patents most often in Switzerland, Germany and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, civil engineering and machine tools are LANGE H, MUELLER CO and MUELLER MFG CO H.

Patent filings in countries

World map showing GUNZENHAUSER AG J & Rs patent filings in countries

Patent filings per year

Chart showing GUNZENHAUSER AG J & Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Buerli Kurt 15
#2 Martin Kurt 3
#3 Burli Kurt 2
#4 Gerber Max 2
#5 Franz Buser 2
#6 Max Gerber 2
#7 Tschudin Max 1
#8 Rudolf Gunzenhauser-Henry 1
#9 Kurt Martin-Hof 1
#10 Franz Buser-Voegtlin 1

Latest patents

Publication Filing date Title
EP0951929A2 Back-flushable filter
EP0629808A1 Arrangement for limiting the linear thermal expansion in plastic pipe installations for fluids
CH683026A5 Welded coupling sleeve for crosslinked polyethylene@ pipe - has non-crosslinked polyethylene@ inner layer and outer reinforcement
CH682590A5 Pipe-locking assembly inside connector - comprises drillings in connector into which coupling members are driven to press into pipe
EP0354177A1 Connecting device for flexible conduits
ATA166089A Pipe support to install flexible plastic piping
ATA118589A Laying aid device for carrying flexible plastic piping, and method for laying flexible plastic piping
ATA6288A Ratchet key
CA1323891C Plastic pipe connection
US4735442A Plastic pipe connection
EP0191309A1 Flush water distributing or collecting manifold
CH666950A5 Compression connection for plastics pipe - has integral spring to compensate for plastic flow under clamping pressure
DE2802142A1 Hot water mixing supply valve - has fitting between heater and cold water line preventing hot water overflow
CH405851A Pressure reducing valve