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NIPPON METAL IND

Overview
  • Total Patents
    253
About

NIPPON METAL IND has a total of 253 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets materials and metallurgy, machine tools and environmental technology are PLASMA SYSTEM S A, STOODY CO and JIANGSU INST RES IRON & STEEL SHA STEEL CO LTD.

Patent filings per year

Chart showing NIPPON METAL INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Arai Hiroshi 53
#2 Takeda Seiichi 41
#3 Tanaka Hirotaka 28
#4 Sasaki Masahiro 25
#5 Aoyama Haruo 22
#6 Yoshikawa Masaaki 20
#7 Habara Yasuhiro 19
#8 Yokoyama Kazuhisa 15
#9 Tanaka Mitsuyuki 12
#10 Imai Daisuke 11

Latest patents

Publication Filing date Title
JP2014019925A Ni SAVING TYPE AUSTENITIC STAINLESS STEEL
JP2013112829A Austenitic stainless steel and press plate using the same
WO2012160594A1 Austenitic stainless steel for spring, and stainless processing material for spring
JP2012131654A Special steel electric furnace oxide slag and method for producing the same
JP2012132046A Electric furnace oxidized slag of special steel and method for producing the same
JP2012132045A Austenitic stainless steel and case or frame of compact electronic equipment manufactured from the steel
JP2010270399A Method for manufacturing ferritic-stainless steel excellent in ridging resistance
JP2011144433A Continuous annealing furnace
JP2011047008A Austenitic stainless steel for spring
JP2011017039A Austenitic stainless steel for structural member
JP2010270963A Electric smelting furnace
CN101381853A Ni-saving type austenitic stainless steel
TW200907076A Nickle-saving Austenitic stainless steel
KR20090017085A Ni reduced austenite-type stainless steel
JP2008304368A Nonmetallic inclusion evaluating method of stainless steel
JP2008284587A Coiler drum and rolling equipment using the coiler drum
JP2008264803A Coiler drum and rolling equipment using coiler drum
JP2008221247A Coiler drum and rolling plant using coiler drum
JP2008038191A Austenitic stainless steel and its production method
JP2007232314A Hot water storage tank made of stainless steel plate