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HOECHST RES & TECH GMBH & CO

Overview
  • Total Patents
    293
About

HOECHST RES & TECH GMBH & CO has a total of 293 patent applications. Its first patent ever was published in 1993. It filed its patents most often in WIPO (World Intellectual Property Organization), Canada and South Africa. Its main competitors in its focus markets machines, organic fine chemistry and chemical engineering are TRUSTEES BOSTON COLLEGE, ARKEMA FRANS and EVONIK DEGUSSA GMBKH.

Patent filings per year

Chart showing HOECHST RES & TECH GMBH & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Brunow Rainer 35
#2 Murschall Ursula 33
#3 Schwertfeger Fritz 18
#4 Dingerdissen Uwe 18
#5 Schneller Arnold 17
#6 Manero Javier 14
#7 Kreuder Willi 14
#8 Bogdanovic Sandra 14
#9 Kleiner Hans-Jerg 14
#10 Borchert Holger 13

Latest patents

Publication Filing date Title
US6183898B1 Gas diffusion electrode for polymer electrolyte membrane fuel cells
JPH11236566A Chiral smectic liquid crystal mixture containing compound with fluorinated sidechain
JPH11302650A Chiral smectic liquid crystal mixture
EP0897742A1 High surface intermeshing profile reactor and use thereof
WO9964504A1 Nanoporous interpenetrating organic-inorganic networks
DE19823991A1 Thermoplastic sheet
WO9814458A1 Antiinflammatory cell adhesion inhibitors
WO9808794A1 Process for telomerizing dienes
WO9804511A1 Process for preparing perfluoro-[2-(n-propoxyl)-propionyl]fluoride
CA2235270A1 Polymers which form cholesteric phases, process for their preparation, and their use
CA2228506A1 Toner for developing electrostatically charged image of heat roller type copier or printer
EP0839173A1 Ferroelectric liquid crystal mixture
EP0840760A1 Polymer electrolytes and process for their production