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MITSUI PETROCHEMICAL IND

Overview
  • Total Patents
    13,049
About

MITSUI PETROCHEMICAL IND has a total of 13,049 patent applications. Its first patent ever was published in 1952. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and environmental technology are IDEMITSU PETROCHEMICAL CO, CHARBONNAGES STE CHIMIQUE and ATOCHEM ELF SA.

Patent filings per year

Chart showing MITSUI PETROCHEMICAL INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kashiwa Norio 612
#2 Kioka Mamoru 588
#3 Tsutsui Toshiyuki 381
#4 Inagaki Hajime 266
#5 Kihara Noriaki 257
#6 Ueda Takashi 241
#7 Toyota Akinori 233
#8 Tojo Tetsuo 227
#9 Kawasaki Masaaki 222
#10 Toyoda Akinori 220

Latest patents

Publication Filing date Title
KR0149150B1 Propylene polymer composition
KR0149151B1 Propylene polymer composition
JPH10110012A Olefin polymerization catalyst and method for polymerizing olefin
CA2216492A1 Multilayer plastic container
JPH1072556A Hot-melt traffic coating composition containing maleic anhydride-modified hydrocarbon resin
JPH1072522A Production of polysuccinimide
JPH1072521A Production of polysuccinimide
JPH1072523A Production of polysuccinimide
JPH1072524A Production of polysuccinimide
JPH1067823A Higher alpha-olefin copolymer and use of vulcanizate thereof
JPH1067824A Higher alpha-olefin copolymer
JPH10111941A Method and device for comparing shape of article surface
CA2212399A1 Ionically conductive polymeric gel electrolyte and solid battery containing the same
JPH10101587A Production of alpha-olefin oligomer
JPH1087792A Epoxy resin composition and its production
JPH1095827A Sulfur-containing urethane resin and lens
JPH1095900A Injection-moldable epoxy resin composition
JPH1095973A Luminescent compound for controlling traveling and traveling control using the same compound
JPH1087976A Resin composition, and molded and processed product thereof
JPH1095972A Organic electroluminescent element