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GROTZ WILHELM

Overview
  • Total Patents
    32
About

GROTZ WILHELM has a total of 32 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Germany, Austria and Switzerland. Its main competitors in its focus markets chemical engineering, agriculture and environmental technology are AQUASYSTEMS INT NV, ALFA LAVAL STALLTECH and STACHOWSKE MARTIN.

Patent filings in countries

World map showing GROTZ WILHELMs patent filings in countries

Patent filings per year

Chart showing GROTZ WILHELMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Grotz Wilhelm 22
#2 Grotz Franz 1
#3 Wilhelm Grotz 1

Latest patents

Publication Filing date Title
DE19830698A1 Trolley for an agricultural stirrer used e.g. for stirring dung
DE19718647A1 Wood splitting mechanism
DE19548964A1 Direction indicator for bicycles and mopeds
DE4022647A1 Slurry tanks mobile agitator for sewage - with vertical telescopic column and drive shaft roller bearing, inner ring clamped to shaft and outer ring centred in column
DE3930576A1 Liq. manure stirrer - has tractor-operated drive shaft coupled by pivoting rocker lever system to submerged propeller
DE3347094A1 Liquid-manure agitator
DE3016580A1 Liq. manure agitator impeller - has air outlet openings and guide vanes above impeller vanes to prevent clogging of air outlets
IT7983502D0 Agitator with shaft contg. holes
NL7909119A Agitator with shaft contg. holes - for height adjustment by toothed wheel and supporting tube allowing operation at high speed with long shafts
CH644279A5 Stirring appliance, especially for liquid manure
ATA790479A Mixer
DE2950075A1 MIXER
DE2950058A1 Liq. manure pit stirrer - on guided frame carrying motorised propeller shaft and floats
DE2934833A1 Stirrer for liquids, or propeller for ships - esp. stirrer with hollow shaft used to inject air into liq. manure
DE2745538A1 STIRRER, ESPECIALLY FOR AGRICULTURAL USE FOR THE TREATMENT OF JACH
GB1213501A Sewage agitator