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KOTOGAWA KK

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    233,222
About

KOTOGAWA KK has a total of 31 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and machines are AIZAWA HIDEHARU, HARADA SHINPEI and DAIICHI HOME KK.

Patent filings in countries

World map showing KOTOGAWA KKs patent filings in countries
# Country Total Patents
#1 Japan 31

Patent filings per year

Chart showing KOTOGAWA KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Sasaoka Ryosuke 31
#2 Inoue Masahiro 1
#3 Tanaka Takanori 1

Latest patents

Publication Filing date Title
JP2016017304A Flat roof tile
JP2015063805A S-shaped pantile
JP2015010350A Roof tile with stop hole
JP2015004170A Tile
JP2014098286A Coping block
JP2009028897A Cleaning device
JP2008255784A Device for removing asbestos slate plate and method for removing asbestos slate plate
JP2010023182A Nail-puller
JP2010013857A Dust suction device
JP2009138337A Block structure and block for use in the same
JP2009101330A Cleaning apparatus and waste removing method
JP2009102912A Method of preventing dust including asbestos from flying into atmosphere
JP2008132586A Cleaning device and refuse removing method
JP2007247398A Tile roof structure
JP2008249398A Measuring method of scattered asbestos amount
JP2007297880A Apparatus and method for removing fastener for asbestos slate board
JP2007239299A Cleaner for collecting asbestos dust
JP2007205110A Device for removing asbestos slate plate and method for removing asbestos slate plate
JP2005098094A Mounting structure for solar panel support fitting, and solar panel support fitting
JP2004100453A Clay tile roofing method for roof