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ALPHA CIVIL ENGINEERING KK

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    236,501
About

ALPHA CIVIL ENGINEERING KK has a total of 41 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are Anhui baixin feed co ltd, SANHE INT HOLDINGS CO LTD and JIANGSU JIYE INFORMATION TECH CO LTD.

Patent filings in countries

World map showing ALPHA CIVIL ENGINEERING KKs patent filings in countries
# Country Total Patents
#1 Japan 41

Patent filings per year

Chart showing ALPHA CIVIL ENGINEERING KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Sakai Eiji 41
#2 Tokieda Naoto 27
#3 Sakakibara Masataka 10
#4 Shimada Hideki 5
#5 Mizuta Shinichi 4
#6 Ohara Hideaki 4
#7 Matsumoto Fumihiko 3
#8 Fujita Tadao 3
#9 Nagai Hiroya 2

Latest patents

Publication Filing date Title
JP2016008377A Rectangular cross-section propulsion method
JP2014091972A Rectangular boring machine
JP2013231277A Sealed type excavator adaptive to underground space in a horseshoe or hood sectional shape
JP2013053411A Precast retaining wall propelling method
JP2012107464A Excavator
JP2012087583A Lubricant injection device
JP2012087544A Intermediate pushing method
JP2012077552A Explosion-proof excavation equipment
JP2012057406A Pipe roof construction method
JP2011149190A Method and device for tracking concrete caisson in propelling construction method
JP2011122306A Excavator
JP2011032779A Rolling correcting device of rectangular boring machine
JP2009249835A Pipeline connecting method for jacking method
JP2009235775A Wellhead system for vertical shaft
JP2009035968A Rectangular boring machine
JP2009002069A Rectangular excavator
JP2008291433A Jacked-pipe moving equipment
JP2007132186A Non-excavation constructing technique for underground structure
JP2008075263A Water cutoff device mounted in excavator
JP2007162269A Underground boring machine for use in pipe roof construction method