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TOHO ZINC CO LTD

Overview
  • Total Patents
    163
  • GoodIP Patent Rank
    240,652
About

TOHO ZINC CO LTD has a total of 163 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Japan, United States and France. Its main competitors in its focus markets materials and metallurgy, environmental technology and electrical machinery and energy are SINOSTEEL GROUP NANJING NEW MATERIAL RES INSTITUTE CO LTD, WICON KONDENSATORFAB AS and NINGBO KONIT IND INC.

Patent filings in countries

World map showing TOHO ZINC CO LTDs patent filings in countries

Patent filings per year

Chart showing TOHO ZINC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hagimori Kenji 26
#2 Tomii Keiji 15
#3 Otsuki Etsuo 13
#4 Nakagawa Junzo 11
#5 Sekiguchi Wataru 11
#6 Arisawa Norisada 11
#7 Tsuchida Hideyuki 8
#8 Mieno Eiichiro 7
#9 Nishida Kazuhide 7
#10 Nakagawa Jiyunzou 7

Latest patents

Publication Filing date Title
JP2015130540A Annular coil
JP2014201784A Metal recovery method
JP2012232267A Method and device for treating perchlorate ion-containing liquid
JP2012232869A Method for producing silicon/formation auxiliary composite powder and method for producing polycrystalline silicon sintered compact
JP2012218958A Method of manufacturing multicrystal silicon sintered body
JP2012214314A Method for producing polycrystalline silicon sintered body
JP2012214315A Method for producing polycrystalline silicon sintered body
JP2012099739A Core segment, annular coil core and annular coil
JP2012087514A Vibration damping material and vibration damping floor structure with the vibration damping material
CN102007549A Composite magnetic material and method of manufacturing the same
CN102007550A Method of producing composite magnetic material and composite magnetic material
JP2008277374A Winding inductor and its manufacturing method
JP2006216914A Electronic component housing
JP2006009136A Method of making zinc-containing waste into raw material utilizing waste plastic containing vinyl chloride such as asr as heat source and chlorine source
JP2005343438A Electric system for engine automobile
JP2005133414A Partition wall
JP2005117838A Electric system for engine automobile
JP2005105334A Production method of electrolytic iron
JP2005054218A Anode for electrolytically refining iron, and electrolytic refining system for iron
JP2005024435A Lead sheet for radiation protective barrier, radiation protection barrier, and execution method for radiation protective barrier