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KOTOHIRA KOGYO KK

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    139,992
About

KOTOHIRA KOGYO KK has a total of 30 patent applications. Its first patent ever was published in 1992. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are WAN JINHUA, ONGA ENG KK and TIANJIN SANNONGJIN TECHNOLOGY.

Patent filings in countries

World map showing KOTOHIRA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 30

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Nakajima Kazuhiko 4
#2 Yoshizumi Toshio 4
#3 Obinata Toshimitsu 3
#4 Kakegawa Shinji 3
#5 Shimakawa Seiji 3
#6 Tagashira Kenji 3
#7 Ohinata Hisayuki 3
#8 Terashima Naomichi 3
#9 Hashimoto Makoto 3
#10 Yoda Yoji 2

Latest patents

Publication Filing date Title
JP2019030873A Electrolyzed water generator
JP2019122914A Dust collector pretreatment device
JP2018083177A Dust collector
JP2018065072A Caster cleaning device
JP2017213547A Electrolytic water generation device
JP2016183959A Heating test device
JP2017083561A Message display device
JP2017038785A Board support device and support unit
JP2016182566A Dust collector
JP2015192843A Shoe cleaning device
JP2015231596A Dust collection equipment
JP2015196003A Suction type hair brush
JP2015080783A Laying iron plate-washing device
JP2014139558A Heating test device
JP2014124391A Suction nozzle and suction device
JP2013202474A Dust collector
JP2010082085A Shoe sole washing apparatus
JP2010057537A Toilet with digestion tank
JP2008052238A Display device arranged with light emitting module
JP2008053200A Connector unit and its manufacturing method