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KANTOU REGIONAL CONSTR BUREAU

Overview
  • Total Patents
    24
About

KANTOU REGIONAL CONSTR BUREAU has a total of 24 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are ENZYME KK, TOYO KURIIN KAGAKU KK and KEIO SEISHI KK.

Patent filings in countries

World map showing KANTOU REGIONAL CONSTR BUREAUs patent filings in countries
# Country Total Patents
#1 Japan 24

Patent filings per year

Chart showing KANTOU REGIONAL CONSTR BUREAUs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kimura Toru 4
#2 Suda Atsushi 4
#3 Hirosue Rie 3
#4 Ogasawara Tamotsu 3
#5 Takeuchi Takayuki 3
#6 Yamada Akihiko 2
#7 Iwashita Yukihiro 2
#8 Koike Kenji 2
#9 Shinabe Kazuhiro 2
#10 Aoki Tetsuo 2

Latest patents

Publication Filing date Title
JP2001346454A Weed-controlling board or sheet and method of producing the same
JP2001090497A Ventilation equipment, system and method for road tunnel using reducing action
JP2001090498A Ventilation system, method and equipment for road tunnel
JP2001081714A Method and apparatus for tearing-up asphalt pavement slab
JP2001073331A Dust recovery hopper for road face cleaning truck
JP2000290970A Large closed conduit check dam
JP2000152719A Bag body for greening and vegetation, and greening, vegetation and protection of face of slope of shallow water region
JP2000108771A Drainage method by drainage pump vehicle
JP2000108772A Drainage pump vehicle
JP2000111657A Objective authentication system using color detecting function
JP2000073362A Method for constructing underground continuous wall
JP2000073329A Revetment structure for rivers
JP2000106730A Apparatus and method for mowing and collecting grass on slope
JP2000035332A Distance measuring device, photographing device and hollow inside stage grasping system
JP2000005780A River purifying method using membrane
JP2000005782A Cleaning treatment of river water and device therefor
JP2000005784A Cleaning treatment of river water and device therefor
JPH11348945A Supporting device for packing earth and sand into large-sized sandbag
JPH11300350A Membrane treating device and river water cleaning system
JPH11269833A Cleaning device for light-transmitting sound-insulation wall