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NIPPON RENSUI KK

Overview
  • Total Patents
    259
About

NIPPON RENSUI KK has a total of 259 patent applications. Its first patent ever was published in 1968. 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 textiles and paper are MAZZA INNOVATION LTD, CHRIST AG and YOSHIDA YASUNOBU.

Patent filings per year

Chart showing NIPPON RENSUI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koide Fujio 25
#2 Furusho Saburo 21
#3 Kano Hisanao 21
#4 Ochi Hiroyasu 20
#5 Takeda Ariyuki 19
#6 Kikuchi Takashi 17
#7 Kanazawa Naoya 16
#8 Terayama Hiroaki 15
#9 Hashimoto Yasuaki 14
#10 Uchino Hajime 14

Latest patents

Publication Filing date Title
JP2015116511A Medical purified water manufacturing apparatus, and manufacturing method of medical purified water
JP2015091909A Method for purifying sugar lowered starch sugar solution
JP2015033664A Method for treating rice rinsing effluent
JP2015001020A Regeneration method of electroless plating liquid
JP2015000373A Water treatment apparatus
JP2014231044A Water treatment facility
JP2014231039A Ion exchange apparatus and pure water production apparatus
JP2014231040A Ion exchange apparatus and pure water production apparatus
JP2014083497A Treatment apparatus of water to be treated and treatment method of water to be treated
JP2014029294A Chromatographic separation method
JP2013253921A Method for filling liquid chromatography column
JP2013158709A Anion exchange resin and method for treating the anion exchange resin
JP2013158708A Water treatment apparatus and water treatment method
JP2013116876A Method of purifying ergothioneine
JP2013075269A System and method for treatment of organic matter-containing waste water
JP2013043139A Flocculating/filtering method
JP2013034962A Manufacturing method of ultrapure water
JP2013034940A Method for removing metal ion in saturated brine
JP2011235288A Method and system for treating surfactant-containing drainage
JP2012250202A Electric regeneration system pure water producing apparatus