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HUELS CHEMISCHE WERKE AG

Overview
  • Total Patents
    11,797
About

HUELS CHEMISCHE WERKE AG has a total of 11,797 patent applications. Its first patent ever was published in 1912. It filed its patents most often in Germany, United States and EPO (European Patent Office). Its main competitors in its focus markets macromolecular chemistry and polymers, organic fine chemistry and machines are ALLIED CHEM, ATOCHEM and DOW CHEMICAL CO.

Patent filings per year

Chart showing HUELS CHEMISCHE WERKE AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wolf Elmar Dr 148
#2 Gras Rainer Dr 142
#3 Bartmann Martin Dr 119
#4 Nordsiek Karl-Heinz 110
#5 Gras Rainer 93
#6 Jadamus Hans 93
#7 Wolf Elmar 85
#8 Kaufhold Manfred Dr 85
#9 Balzer Dieter 84
#10 Schoengen Anton 82

Latest patents

Publication Filing date Title
US2001012554A1 Energy-absorbing component and method of producing the same
EP0930344A2 Hemocompatible and antibacterial hydrophylic copolymers
EP0927735A1 Process for the production of non-reactive aminosilicone oils
FR2770791A1 Catheter coating device
DE19827871A1 Bioactive and hydrophilic coating of polymeric substrates
US6093286A Process for purifying n-butyl chloride
EP0893164A2 Bioactive coating of surfaces using crosslinking agents
DE19818956A1 Materials e.g. polymer, metal or glass with micro-roughened, bacteria-repellent surface
US6218492B1 Water insoluble bacteriophobic polymers containing carboxyl and sulfonic acid groups
AU6353398A Process for the preparation of blocked polyisocyanates, and their use in polyurethane coating systems
EP0879607A2 Method and reducing friction of hydrophilic surfaces
DE19813338A1 Process for the preparation of hydroxybenzoic acid esters of oxo alcohols
TW436500B N-[ω-(methyl),ω-(silyl)]alkyl-N-organocarboxamides, oligomeric and polycondensed Si-containing compounds thereof, processes for their preparation, and their use
DE19810903A1 Styrene-acrylate copolymer, useful for coating paper
DE19809775A1 Process for the preparation of cyclopropylalkyl ketones
DE19809042A1 Bioactive coating of surfaces using macro initiators
DE19809054A1 Bioactive coating of surfaces with the use of crosslinkers
DE19809110A1 Process for reducing the frictional resistance of hydrophilic surfaces
DE19808844A1 Process for the preparation of macrocyclic esters
DE19808846A1 Process for the production of lactones