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JFE HOLDINGS INC

Overview
  • Total Patents
    34
About

JFE HOLDINGS INC has a total of 34 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are METALS INST CAS, TOKYO DENSETSU SERVICE KK and N GHY.

Patent filings per year

Chart showing JFE HOLDINGS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ogawa Takashi 16
#2 Shikada Tsutomu 14
#3 Ohno Yotaro 10
#4 Okuyama Keiichi 10
#5 Ono Masami 10
#6 Aoki Seiji 10
#7 Mizuguchi Masatsugu 8
#8 Fujimoto Kaoru 6
#9 Nakagawa Tsuguhiko 6
#10 Hayashi Hiromasa 5

Latest patents

Publication Filing date Title
CN1981416A Energy supply method and system
CN1981122A Waste heat recovery apparatus, waste heat recovery system, and method of recovering waste heat
JP2006046319A Exhaust heat recovery device, exhaust heat recovery system, and exhaust heat recovery method
JP2006050887A Method and system of supplying energy
JP2005305221A Method for producing slurry bed reaction catalyst and apparatus for producing slurry bed reaction catalyst
JP2005263983A Method for recycling organic waste using coke oven
JP2004285060A Medium oil for slurry bed reaction system and method for preparing dimethyl ether
JP2004284946A Method of producing synthetic gas
JP2004285062A Method and apparatus for preparing dimethyl ether
JP2005247645A Synthetic gas production furnace
JP2005111394A Disposal method for organic waste
JP2004347257A Operation method of gasification melting furnace
JP2004267862A Hydrogen producing catalyst and hydrogen producing method
JP2004270481A Fuel supply device for diesel engine and method of controlling diesel engine
JP2004267861A Hydrogen producing catalyst and hydrogen producing method
JP2004269294A Synthesis gas production method and dimethyl ether production method using synthesis gas
US6800665B1 Method for producing dimethyl ether
JP2004091327A Method for separating dimethyl ether