Learn more

YACHIYO ENGINEERING CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    218,572
About

YACHIYO ENGINEERING CO LTD has a total of 16 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology and civil engineering are NIHON SOOHAN KK, SJUNTORP AB and PIERCE JR WEBSTER.

Patent filings in countries

World map showing YACHIYO ENGINEERING CO LTDs patent filings in countries

Patent filings per year

Chart showing YACHIYO ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Terada Yasushi 2
#2 Nojiri Akiyoshi 2
#3 Imabayashi Toshiaki 2
#4 Kotani Kenji 2
#5 Tomiyasu Ryoichi 2
#6 Michigami Hiroshi 1
#7 Fukuzuka Kozaburo 1
#8 Terata Hiroshi 1
#9 Asano Rina 1
#10 Nakazawa Hiroshi 1

Latest patents

Publication Filing date Title
JP2016023534A Seismic strengthening device for bridge
JP2015222209A Dam elastic wave survey method and dam health degree diagnosis support device, and program
JP2013028901A Membrane type water gate structure and membrane type water gate
WO2011118384A1 Membrane type water gate
JP2012127072A Earthquake-proofing method of existing pin bearing
JP2012055210A Harmful animal trap
JP2007077653A Equipment and method for inspecting bridge
JP2006207180A Water intake facility manufacturable at low cost and having high function and continuous siphon applicable to the water intake facility
JP2005325656A Shock absorbing structure of dam and its construction method
JP2004052384A Connecting structure of boring guider and synthetic steel pipe in tunnel boring machine
JP2003342938A Tide system
JP2003193425A Reinforcing method of bridge
JP2002327591A Jacking method and jacking pipe for use therein
JP2001220745A Strut in form of leading plate for earth retaining frame
JP2001207451A Earth retaining wall and construction method thereof
JP2000290969A Countermeasure structure for debris flow and construction method therefor