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ZSCHIMMER & SCHWARZ

Overview
  • Total Patents
    56
About

ZSCHIMMER & SCHWARZ has a total of 56 patent applications. Its first patent ever was published in 1933. It filed its patents most often in Germany, Switzerland and France. Its main competitors in its focus markets textiles and paper, basic materials chemistry and chemical engineering are QINGDAO XINYIFA INDUSTRY & TRADE CO LTD, REWARD GROUP CO LTD and ANHUI SANXIANG DOWN CO LTD.

Patent filings in countries

World map showing ZSCHIMMER & SCHWARZs patent filings in countries
# Country Total Patents
#1 Germany 38
#2 Switzerland 6
#3 France 5
#4 Austria 4
#5 United States 2
#6 Belgium 1

Patent filings per year

Chart showing ZSCHIMMER & SCHWARZs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schwarz Dr-Ing Rudolf 9
#2 Schwarz Rudolf Dr-Ing 6
#3 Hennig Theodor Dr-Ing 6
#4 Hennig Dr-Ing Theodor 4
#5 Ries Hans 2
#6 Wollmann Klaus 2
#7 Mayer Dipl-Chem Reinhart 2
#8 Behncke Dr Hermann 2
#9 Heinisch Dipl-Ing Erich 2
#10 Ruemmler Dr-Ing Helmut 1

Latest patents

Publication Filing date Title
DE2142777A1 Paper sizing compsn - contg methacrylic acid styrene copolymer prepd by two-step process
CH562174A5 Fixing and binding agent for unfired glazes - slips and enamels to be decorated
DE1925047A1 Dry-cleaning textiles, leather and furs
DE1912157A1 Leather/fur goods treated in f-c1-hydro - carbon baths
DE1771243A1 Process for gluing paper products in bulk and by surface treatment
US3230032A Textile treating process
US2729334A Purification of paper mill white water by froth flotation
DE840840C Process for removing free sulfuric acid from alkylarylsulfonic acids containing them
DE822040C Process for the manufacture of wet strength paper products
DE725795C Process for the finishing of such reticulated textile goods made of cellulose or cellulose hydrate fibers which, when used as intended, are exposed to the action of aqueous wetting agent-containing baths
DE654749C Drying of residues from alumina production
DE637381C Process for dyeing leather
DE651472C Production of compound mixtures containing basic alumina salts