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MARUI MEKKI KOGYO KK

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    192,010
  • Filing trend
    0.0%
About

MARUI MEKKI KOGYO KK has a total of 21 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1987. It filed its patents most often in Japan. Its main competitors in its focus markets surface technology and coating and environmental technology are PROIZV OB DALNYAYA SVYAZ N, INST OF METAL RES OF CHINESE ACADEMY OF SCIENCES and FEDERAL NOE GUP TSENTRAL NYJ NII KONSTRUKTSIONNYKH MATERIALOV PROMETEJ FGUP TSNII KM PROMETEJ.

Patent filings in countries

World map showing MARUI MEKKI KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing MARUI MEKKI KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ida Yoshiaki 21
#2 Obata Keigo 7
#3 Sugimoto Katsuhisa 2
#4 Ishimi Kiyotaka 2
#5 Ueda Hidetaka 2
#6 Tsudaka Fumiyuki 2
#7 Masaki Seiji 1
#8 Chang Zoufu 1
#9 Yoshihira Tatsuma 1
#10 Okuhama Yoshiaki 1

Latest patents

Publication Filing date Title
JP2020204071A Electrolytic polishing method and electrolytic polishing liquid
JP2020180334A Color development method of stainless steel, and color developing stainless steel
JP2020002393A Surface treatment method of stainless steel
JP2018154889A Electrolytic processing apparatus and method
JP2016000857A Passivation method of stainless steel
JP2016030859A Hollow tube polishing device
JP2015127439A Partial polishing jig
JP2015112677A Polishing rotor of hollow tube and polishing method using the same
JP2015063727A Partial electrolytic polishing jig for hollow tube and electrolytic polishing method
JP2015059255A Electrolytic polishing apparatus for hollow tube
JP2010209423A Bath tank frame
JPH1159787A Apparatus for treating inner face of processing tank
JPH1018100A Electrolytic polishing equipment
JPH0881201A Hydrogen gas-producing element
JPH07223120A Knife honing method and tool therefor
JPH07195062A Evaporating device of waste liquid
JPH06320152A Waste washing water treatment and apparatus therefor
JPH06200359A Hot-dip metal coating system
JPH04311598A Anodic dissolving processing method for metal surface
JPH02225692A Electrolytic brush