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AISAWA CONSTRUCTION CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    222,533
About

AISAWA CONSTRUCTION CO LTD has a total of 20 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy and environmental technology are FUJI FOREST KK, ZAKLADY POMIAROWO BADAWCZE ENE and WUHAN HUAXUAN HIGH TECH CO LTD.

Patent filings in countries

World map showing AISAWA CONSTRUCTION CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 20

Patent filings per year

Chart showing AISAWA CONSTRUCTION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Naruse Ryuichiro 9
#2 Hosoya Take 5
#3 Yasunobu Makoto 4
#4 Michikoshi Yasushi 4
#5 Kikyoya Tadashi 3
#6 Hirota Shigeru 3
#7 Kusakabe Akira 3
#8 Kawasaki Shigeru 3
#9 Doi Kiyotada 2
#10 Otsuki Takayuki 2

Latest patents

Publication Filing date Title
JP2018044373A Open shield machine
JP2016176186A Wall body manufacturing method
JP2015078512A Open shield machine
JP2014070462A Tunnel lining concrete curing device, and method for curing tunnel lining concrete
JP2007120130A Equipment and method for lowering open shield machine
JP2006334482A Cleaning installation
JP2004244813A Joining method and joining structure of concrete secondary product
JP2004116179A Open shield machine
JP2003155728A Through-corridor block for constructing slipway and method for constructing slipway
JP2003120182A Plate member supporting device used for open shield machine
JP2003112955A Concrete reinforcing material and method for manufacturing the same
JP2003096800A Culvert structure in filling and its construction method
JP2003096895A Culvert structure in banking and execution method thereof
JP2003064987A Open shield tunneling method
JP2003055011A Rod for reinforcing concrete and manufacturing method therefor
JP2002061492A Method for laying pipe culvert by open shield tunneling method and open shield machine
JP2001303883A Excavation method using earth retaining structure composed of ring beam, inverted lining wall and rock bolt
JP2001073560A Sheet for repairing and reinforcing concrete structure
JP2001049991A Installing method for large diameter tube by open shield method, and its device
JP2001019509A Rod for reinforcing concrete