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NIPPON YAKIN KOGYO CO LTD

Overview
  • Total Patents
    942
  • GoodIP Patent Rank
    25,846
  • Filing trend
    ⇩ 50.0%
About

NIPPON YAKIN KOGYO CO LTD has a total of 942 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1964. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, environmental technology and machines are HUNAN VALIN XIANGTAN IRON & STEEL CO LTD, TANGSHAN HEAVY PLATE CO LTD and SICHUAN LIUHE FORGING CO LTD.

Patent filings per year

Chart showing NIPPON YAKIN KOGYO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Todoroki Hidekazu 136
#2 Tsuda Masaomi 84
#3 Ikegami Yuji 73
#4 Toge Takeya 68
#5 Ebato Kazuo 62
#6 Okato Nobuyoshi 60
#7 Fujiwara Yoshihito 43
#8 Nemoto Rikio 42
#9 Hirata Shigeru 42
#10 Yoshida Hiroshi 42

Latest patents

Publication Filing date Title
JP2020117813A Nickel-based alloy
JP2020199514A Rolling method for heavy plate
JP2020109198A Ni-BASED ALLOY AND Ni-BASED ALLOY SHEET
JP2020109197A Ni-BASED ALLOY AND METHOD FOR PRODUCING HOT-ROLLING SLAB USING Ni-BASED ALLOY
JP2020109199A Ni-BASED ALLOY, Ni-BASED ALLOY INGOT, Ni-BASED ALLOY HOT-ROLLING SLAB AND Ni-BASED ALLOY SHEET
JP2020094251A Ni-Cr-Nb-Fe-BASED ALLOY EXCELLENT IN INTERNAL QUALITY AND HOT WORKABILITY, AND MANUFACTURING METHOD THEREFOR
JP2020045537A Ti-CONTAINING Fe-Ni-Cr ALLOY EXCELLENT IN SLIT CUT SURFACE QUALITY AND MANUFACTURING METHOD THEREFOR
JP2020033579A Stainless steel sheet excellent in surface quality and manufacturing method therefor
JP2020023736A Two-phase stainless steel having excellent low-temperature toughness
JP2019052349A Nickel-based alloy
JP2019039021A Ni-Cr-Mo-Nb ALLOY AND METHOD FOR MANUFACTURING THE SAME
JP2019035122A Fe-Ni-Cr-Mo ALLOY AND METHOD FOR PRODUCING THE SAME
JP2019035124A Stainless steel plate and method for refining the same
JP2018145511A Fe-BASED ALLOY
JP2018144055A Powder for continuous casting of steel, and continuous casting method therefor
JP2018059148A Fe-Cr-Ni ALLOY AND MANUFACTURING METHOD THEREFOR
JP2018031028A Fe-Ni-Cr-Mo ALLOY AND METHOD FOR PRODUCING THE SAME
JP2018003054A Two-phase stainless steel
JP2017214622A Fe-Ni-Cr ALLOY, Fe-Ni-Cr ALLOY BAND, SHEATHED HEATER, MANUFACTURING METHOD OF Fe-Ni-Cr ALLOY AND MANUFACTURING METHOD OF SHEATHED HEATER
JP2017161303A Electrochemical measurement device