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TOSHIN STEEL CO

Overview
  • Total Patents
    158
About

TOSHIN STEEL CO has a total of 158 patent applications. Its first patent ever was published in 1972. It filed its patents most often in Japan, United Kingdom and France. Its main competitors in its focus markets materials and metallurgy, environmental technology and thermal processes are N PROIZV OB TULATSCHERMET, CRESPI GIOVANNI and MO GI STALI I SPLAVOV T UNI.

Patent filings in countries

World map showing TOSHIN STEEL COs patent filings in countries

Patent filings per year

Chart showing TOSHIN STEEL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tate Masahisa 29
#2 Watanabe Makoto 18
#3 Shimizu Hiroaki 12
#4 Tsutsui Masakatsu 12
#5 Horiuchi Yoshihisa 12
#6 Kishita Koichiro 12
#7 Yokogi Eiji 11
#8 Suzuishi Mitsunobu 10
#9 Miyamoto Kuniaki 9
#10 Onmyoji Junichi 9

Latest patents

Publication Filing date Title
JP2008237930A Clasp for accessory and accessory
JP2009190365A Method of taking out molded product and injection molding apparatus
JP2008120097A Injection molding die for plastic optical lens and method for manufacturing plastic optical lens
JP2008201122A Injection molding method for resin molding, transparent optical element, injection molding machine, and mold for injection molding machine
JP2009061620A Apparatus and method for cutting of resin molding
JP2008238701A Mold, liquid resin injection molding method, and optical element
JP2008200994A Method for injection-molding resin molding, transparent optical element, injection molding machine, and mold for injection molding machine
JP2007326317A Method and device for cutting resin molding
JP2007326318A Method for demolding resin molding and injection molding machine
JP2007245595A Mold
JP2007168205A Mold and method for producing block
JP2004042663A Injection molding die and injection molding method
CN1475685A Pressure regulator, vibration membrane member and membrane for gas appliance
JP2004215887A Three-dimensional finishing apparatus for jacket
JP2004215888A Three-dimensional finishing apparatus for jacket
JP2004208757A Steam blower
JP2003231159A Injection molding die for plastic optical lens and method for manufacturing plastic optical lens
JP2003175532A Mold for injection molding plastic optical lens and method for manufacturing plastic optical lens
JP2003264722A Imaging apparatus
JP2003236795A Punching device and punching method