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TOHOKU DAIGAKU KINZOKU ZAIRYO

Overview
  • Total Patents
    106
About

TOHOKU DAIGAKU KINZOKU ZAIRYO has a total of 106 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy, environmental technology and macromolecular chemistry and polymers are RES INST IRON STEEL, WATANABE H and STK CERAMICS LAB.

Patent filings in countries

World map showing TOHOKU DAIGAKU KINZOKU ZAIRYOs patent filings in countries
# Country Total Patents
#1 Japan 106

Patent filings per year

Chart showing TOHOKU DAIGAKU KINZOKU ZAIRYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yajima Seishi 48
#2 Oomori Mamoru 41
#3 Masumoto Takeshi 34
#4 Kayano Hideo 27
#5 Hayashi Takesaburou 21
#6 Hayashi Jiyouzaburou 15
#7 Hamano Masaaki 11
#8 Naga Masaaki 8
#9 Fujimori Hiroyasu 7
#10 Hashimoto Kouji 7

Latest patents

Publication Filing date Title
JPS6070152A Manufacture of cobalt-base composite material reinforced with silicon carbide fiber
JPS60145340A Manufacture of composite aluminum material reinforced with silicon carbide fiber
JPS60149739A Production of composite nickel material reinforced with silicon carbide fiber
JPS602641A Amorphous nickel alloy having high resistance to pitting corrosion, crevice corrosion and general corrosion
JPS6024355A Amorphous iron alloy having high strength and resistance to fatigue, general corrosion, pitting crevice corrosion, stress corrosion cracking and hydrogen embrittlement
JPS59193248A High strength, fatigue resistant, entire surface corrosion resistant, pitting corrosion resistant, gap corrosion resistant, stress corrosion cracking resistant and hydrogen brittleness resistant amorphous iron alloy
JPS5988306A Method and device for producing ultrahard silicon nitride having high purity
JPS5913056A Amorphous iron alloy with high strength and resistance to fatigue, general corrosion, pitting corrosion, crevice corrosion, stress corrosion cracking and hydrogen embrittlement
JPS58115011A Amorphous silicone nitride having high hardnes and high purity and its preparation
JPS58115010A Fine pulverous crystalline silicon nitride having high hardness and high purity
JPS58126961A Amorphous iron alloy containing carbon with high magnetic permeability
JPS58126962A Magnetic amorphous iron alloy containing carbon
JPS58126960A Amorphous iron alloy containing carbon with high corrosion resistance
JPS58126964A Amorphous iron alloy containing carbon with high strength, high hardness, high crystallization temperature and high embrittlement temperature
JPS5891155A Amorphous iron alloy with high strength
JPS5891154A High tensile amorphous fe-cr alloy
JPS5891157A Amorphous iron alloy with resistance to pitting corrosion, crevice corrosion, stress corrosion cracking and hydrogen embrittlement
JPS5891156A Amorphous iron alloy with resistance to pitting corrosion, crevice corrosion, stress corrosion cracking and hydrogen embrittlement
JPS5848652A Amorphous alloy with high magnetic permeability
JPS57131252A Amorphous organosilicon high-molecular compound composition for use in production of silicon carbide