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MITSUI MINING CO LTD

Overview
  • Total Patents
    486
  • GoodIP Patent Rank
    228,330
About

MITSUI MINING CO LTD has a total of 486 patent applications. Its first patent ever was published in 1919. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are SCHWERIN GRAF BOTHO, NGK INSULATORS INC and JIANGXI BOXIN FINE POTTERY ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings per year

Chart showing MITSUI MINING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fukuda Kenji 71
#2 Umeno Tatsuo 52
#3 Hara Yoichiro 35
#4 Ishikawa Takeshi 35
#5 Tsunawake Tadanori 29
#6 Murayama Kohei 25
#7 Iwanaga Yutaka 24
#8 Sakata Koji 24
#9 Ikeyama Nobuhide 24
#10 Yasumoto Yoshinori 21

Latest patents

Publication Filing date Title
CN107250426A ITO sputtering target materials
JP2009125682A Pulverizing treatment system and pulverizing treatment method
JP2009056393A Medium agitation-type wet disperser
JP2008024588A Graphite particles
JP2008259988A Pulverization treatment method
JP2008259946A Crushing and distribution system
JP2008253936A Medium-stirring type wet pulverizer
JP2008212808A Media-stirring type wet pulverizer and crushing treatment method
JP2007169154A Graphite particles and method for producing the same
JP2008055288A Media agitation type wet dispersion machine and dispersion process of fine particle
JP2008038365A Interior finishing wall of building, and finishing coating material therefor
JP2007307522A Medium agitation type wet dispersion machine and dispersion method of fine particle
JP2007289828A Medium stirring-type wet dispersion machine and fine particle dispersion method
JP2007229686A Media agitation type wet disperser and fine particle dispersion method
JP2006305402A Coating method of titanium oxide dispersion
JP2006302671A Cathode material for lithium-ion secondary battery and its manufacturing method as well as lithium-ion secondary battery using same
JP2006247557A Media agitation type wet disperser
JP2006239577A Media-stirring type wet pulverizer
JP2006083017A Method for producing highly concentrated calcium carbonate slurry
JP2006056754A Method for manufacturing ammonium iron phosphate and positive electrode material for lithium ion secondary battery and lithium ion secondary battery