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DEHYDAG GMBH

Overview
  • Total Patents
    569
About

DEHYDAG GMBH has a total of 569 patent applications. Its first patent ever was published in 1934. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets surface technology and coating, organic fine chemistry and macromolecular chemistry and polymers are COWLES CHEM CO, DEHYDAG and RICHARD BLASBERG.

Patent filings in countries

World map showing DEHYDAG GMBHs patent filings in countries
# Country Total Patents
#1 Germany 219
#2 United Kingdom 86
#3 United States 72
#4 France 50
#5 Switzerland 49
#6 Canada 38
#7 Austria 22
#8 Denmark 14
#9 Belgium 10
#10 Spain 7
#11 Netherlands 1
#12 Sweden 1

Patent filings per year

Chart showing DEHYDAG GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Strauss Dr Wennemar 49
#2 Guendel Dr Wolfgang 35
#3 Wennemar Strauss 33
#4 Strauss Wennemar Dr 30
#5 Willmund Dr Wolf-Dieter 24
#6 Kirstahler Dr Alfred 22
#7 Kirstahler Alfred Dr 22
#8 Hentrich Dr Winfried 21
#9 Strauss Wennemar 21
#10 Wolfgang Gundel 20

Latest patents

Publication Filing date Title
DE1256342B Agent for preventing pigments from floating in pigment suspensions
ES310218A1 Procedure for the preparation of copper galvanic baths, acids. (Machine-translation by Google Translate, not legally binding)
DE1519103A1 N, N-dialkylated hydroxylamines as skin contraceptives
DE1719414A1 Agent for preventing the sedimentation of pigment suspensions
DE1496771A1 Process for the regeneration of nickel balls containing fragments of heterocyclic nitrogen bubbles
US3337564A Sulfobetaines and process for the preparation thereof
DE1248415B Acid galvanic copper baths
DE1493584A1 Process for the preparation of quaternary ammonium compounds
DE1261861B Process for the production of glycamine capsules
GB1028699A Improvements in and relating to epoxide compounds
ES289505A3 A procedure for the protection of metals during its treatment by acid agents (Machine-translation by Google Translate, not legally binding)
ES289506A3 Procedure for preparing a bath of galvanic acid nickel (Machine-translation by Google Translate, not legally binding)
ES289508A3 Procedure for the preparation of an electrolytic copper bath (Machine-translation by Google Translate, not legally binding)
DE1191652B Acid galvanic nickel bath
DE1232431B Air operated acid galvanic copper baths
DE1205973B Process for the preparation of thiosulfobetaines containing oxy groups
DE1203914B Bath additive
DE1192021B Galvanic baths
DE1253848B Hot melts
DE1224112B Acid galvanic nickel bath