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TOHOKU STEEL

Overview
  • Total Patents
    63
  • GoodIP Patent Rank
    220,046
  • Filing trend
    ⇩ 100.0%
About

TOHOKU STEEL has a total of 63 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1976. It filed its patents most often in Japan and United States. Its main competitors in its focus markets materials and metallurgy, electrical machinery and energy and surface technology and coating are SHENYANG DALU LASER TECH CO LTD, DREULLE NOEL and LIQUIDMETAL COATINGS LLC.

Patent filings in countries

World map showing TOHOKU STEELs patent filings in countries
# Country Total Patents
#1 Japan 62
#2 United States 1

Patent filings per year

Chart showing TOHOKU STEELs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Saito Yoshinobu 16
#2 Shinagawa Susumu 16
#3 Abe Arimichi 12
#4 Yanai Yasuyuki 7
#5 Okita Kazuhiko 7
#6 Ouchi Yasuhide 6
#7 Sato Takenobu 6
#8 Tabei Makoto 5
#9 Takahashi Minoru 5
#10 Nishizawa Yoshitaka 4

Latest patents

Publication Filing date Title
JP2018036280A Ultrasonic flaw inspection device for round bar material
JP2017179603A Coating film made of titanium alloy, and target material made of titanium alloy
JP2013028825A Composite material and electromagnetic actuator
JP2012230034A Magnetostriction measuring device
JP2011146618A Magnetoresistance evaluation device
JP2010110667A Electromagnetic treatment apparatus and method
JP2006009044A Ferromagnetic steel material having nonmagnetic part and manufacturing method therefor
JP2005068499A Metallic product provided with hard film having excellent adhesion, method of producing the metallic product, and cutting tool and die coated with the hard film
JP2003301245A Precipitation hardening soft magnetic ferritic stainless steel
JP2003156170A Two-stage type hydraulic solenoid valve
JP2002294411A Steel for exhaust vale high in high-temperature strength and superior in resistances to corrosion and abrasion
JP2002180144A Method for refining cobalt material
JP2001123233A METHOD FOR PRODUCING TiAl BASE ALLOY AUTOMOTIVE ENGINE VALVE
JPH10310845A High strength low thermal expansion alloy
JPH1088301A Production of iron-cobalt alloy sheet
JPH09310154A Steel for exhaust valve excellent in high temperature fatigue strength, cold and high temperature corrosion resistance and oxidation resistance
JPH09213148A Insulator
JPH0835031A Sintered hard alloy having super hard film and tool for plastic working
JPH07256332A Hard coating tool for plastic work
JPH07118816A Powder-sintered magnetic stainless steel