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ZIEGLER

Overview
  • Total Patents
    55
About

ZIEGLER has a total of 55 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States, Germany and Spain. Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and machines are LITHIUM CORP, ZIEGLER KARL and E H KARL ZIEGLER DR DR.

Patent filings in countries

World map showing ZIEGLERs patent filings in countries
# Country Total Patents
#1 United States 42
#2 Germany 9
#3 Spain 2
#4 Hungary 2

Patent filings per year

Chart showing ZIEGLERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Karl Ziegler 42
#2 Herbert Lehmkuhl 12
#3 Heinz Martin 8
#4 Hans-Georg Gellert 6
#5 Heinz Breil 5
#6 Roland Koster 4
#7 Kurt Zosel 3
#8 Erhard Holzkamp 3
#9 Rainer Kroll Wolf 3
#10 Kurt Schneider Dipl-Chem Dr 2

Latest patents

Publication Filing date Title
DE19750589A1 Heat engine with improved efficiency
HU9501582D0 Product based on stuffed wafer with salted stuffing and process for its production
HU910438D0 According to principle of fluidizatio working bakery equipment
ES358917A1 Electrolytic cells
US3372097A Electrolytic process for the manufacture of metal alkyls
US3310600A Process for the continuous polymerization of ethylene to form predominantly straight-chain alpha-olefinic polymers having from 4 to 20 carbon atoms
US3217020A Process for transalkylation and preparation of higher fatty acids from magnesium lower alkyl compounds
US3046555A Device for recording the speed of shutters in photographic apparatus
DE1298097B Process for the production of ª ‡ -olefins by converting boron alkylene
US3119854A Method of separating aluminum triethyl from other metal ethyl compounds and to a novel aluminum complex compound
US3159689A Cyclic process for the production of alpha olefins by reacting halogenous organic aluminium compounds with olefins
US3074986A Process for the production of aluminium trialkyls from dialkyl aluminium halides
US2900426A Process for the preparation of azulenes
US3231515A Catalysts
DE1292637B Process for the preparation of catalysts for the polymerization of olefinic hydrocarbons
US2929853A Process for the preparation of methylene compounds of lithium and magnesium
US3207770A Production of alkyl aluminum compounds
US2985568A Electrolytic process for the production of metal alkyls
US2843474A Process for the production of pure aluminum
US2943125A Production of dimers and low molecular polymerization products from ethylene