Learn more

TOUBU KK

Overview
  • Total Patents
    16
About

TOUBU KK has a total of 16 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are ZUOZHOU CHI, OI MASUJI and CCETC ENGINEERING CO LTD.

Patent filings in countries

World map showing TOUBU KKs patent filings in countries
# Country Total Patents
#1 Japan 16

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Takami Kyoji 8
#2 Oguchi Masamichi 6
#3 Takemura Kenichi 6
#4 Toyoda Minoru 5
#5 Kadoya Atsushi 4
#6 Tsuchiya Hideo 2
#7 Matsubayashi Katsunori 1
#8 Sugimoto Eiji 1
#9 Nishimura Konoe 1
#10 Tsuchiya Yuzo 1

Latest patents

Publication Filing date Title
JP2011122300A Side ditch block for drainage pavement, form thereof, and drainage road structure
JP2011117132A Side ditch with cover
JP2009299348A Side ditch block and connection method for the side ditch block
JP2009299258A Block for side ditch
JP2008207557A Method for producing u-shaped channel with lifting inversion hole
JP2008144406A Side ditch block and side ditch
JP2008038387A Block for side ditch
JP2007315134A Slit shape regulating device
JP2000033611A Frame device
JPH047011A Filter
JPH02221449A Felt
JPH02154048A Felt and production thereof
JPS6385148A Production of carpet material
JPS61159977A Television game apparatus
JPS6197452A Carpet material and its production
JPS60126122A Carpet and its production