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MITSUBISHI RAYON ENG

Overview
  • Total Patents
    291
  • GoodIP Patent Rank
    234,752
About

MITSUBISHI RAYON ENG has a total of 291 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, chemical engineering and machines are WATER POLLUTION CONTROL CORP, SUGIURA HIKOROKU and INNOVA ENVIRONNEMENT.

Patent filings per year

Chart showing MITSUBISHI RAYON ENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakahara Sadahito 28
#2 Matsuda Tadashi 26
#3 Fujiwara Hiroshi 25
#4 Taniguchi Masahiro 21
#5 Yamamoto Osamu 19
#6 Fujii Wataru 18
#7 Saito Jugoro 18
#8 Higashimura Einosuke 18
#9 Kido Shojiro 18
#10 Suzuki Shuichi 17

Latest patents

Publication Filing date Title
JP2010184228A Hollow fiber membrane module and method for manufacturing the same
JP2010059596A Method of knitting fabric and warp knitting machine
JP2010194434A Hollow fiber membrane module and water treatment apparatus
JP2010184219A Method for producing hollow fiber membrane module
JP2009144316A Apparatus for producing nonwoven fabric by using pressurized steam-jetting nozzle
JP2010131481A Air diffusion apparatus for and method for aeration
JP2010069361A Membrane washing apparatus, membrane separation apparatus, and wastewater treatment apparatus
JP2010064039A Apparatus and method for treating wastewater
JP2010064041A Method of manufacturing hollow fiber membrane module
JP2010064046A Method of manufacturing hollow fiber membrane module
JP2010000578A Endless belt, method for manufacturing the same, and belt machine
JP2009240897A Bubble removing method for inside of degassing module
JP2009235583A Method for weaving fabric and manufacturing apparatus
JP2009202112A Hollow fiber membrane module
JP2009195844A Hollow fiber membrane module
JP2009189903A Manufacturing method of hollow fiber membrane module
JP2009183822A Leakage inspection method for hollow fiber membrane module
JP2009160490A Method for producing porous membrane
JP2009142803A Hollow fiber membrane module
JP2009133026A Method for knitting knitted fabric and knitting machine