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HOLTZ & WILLEMSEN GMBH

Overview
  • Total Patents
    38
About

HOLTZ & WILLEMSEN GMBH has a total of 38 patent applications. Its first patent ever was published in 1969. It filed its patents most often in Germany, United Kingdom and France. Its main competitors in its focus markets foods and drinks, agriculture and chemical engineering are VASKINA VALENTINA ANDREEVNA, GUANGDONG SUNTREE FOODSTUFF CO LTD and ETI GIDA SANAYI VE TICARET ANONIM SIRKETI.

Patent filings in countries

World map showing HOLTZ & WILLEMSEN GMBHs patent filings in countries

Patent filings per year

Chart showing HOLTZ & WILLEMSEN GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Conzendorf Ernst 4
#2 Dollbaum W 4
#3 Herzberg C 2
#4 Kathers N 2
#5 Kathers Norbert 2
#6 Conzendorf E 2
#7 Kathers Norbert Arnold 2
#8 Dollbaum Wilhelm 1

Latest patents

Publication Filing date Title
DD139687A5 Raw and fuellmasse for foods and consumables and method for the production thereof
DE2720692A1 RAW, BAKING MATERIAL AND FILLING MATERIAL FOR FOOD AND TOURISM AND PROCESS FOR THEIR PRODUCTION
DE2720691A1 RAW MATERIALS AND FILLING MATERIALS FOR FOOD AND TOURISM AND PROCESS FOR THEIR PRODUCTION
IE37264L Apparatus for the continuous treatment of particulate material by a gaseous medium
US3853047A Continuously operating whirl chamber arrangement
DE2157682A1 Modifying soya oil - by partial hydrogenation
US3782968A Method of dehulling legumes
DE1937748A1 Baking fat in flake or film form for cracker - biscuit continuous production