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WATERWORKS TECH DEV ORGANIZATION CO LTD

Overview
  • Total Patents
    50
  • GoodIP Patent Rank
    37,662
  • Filing trend
    ⇩ 50.0%
About

WATERWORKS TECH DEV ORGANIZATION CO LTD has a total of 50 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2010. It filed its patents most often in Japan, China and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, machines and civil engineering are KUNSHAN CITY ZHANGPU TOWN JIAJUHUI ELECTRONIC FACTORY, KUMAGAI TEKKOSHO KK and EVANS G J.

Patent filings per year

Chart showing WATERWORKS TECH DEV ORGANIZATION CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Totsugi Hiroyuki 9
#2 Yamamoto Daisuke 7
#3 Nagamori Yasuyuki 7
#4 Totsugi Akito 5
#5 Kuwagaki Daisuke 5
#6 Taniwaki Koji 5
#7 Horikawa Tsuyoshi 4
#8 Kagami Shuji 3
#9 Kutsuwa Kaoru 3
#10 Shimonaka Yasushi 3

Latest patents

Publication Filing date Title
CN111133243A Pipe joint and method for assembling pipe joint
JP2017106634A Method for fastening flanges to each other
JP2017083019A Non-cutoff flow passage closing device
JP2017039326A Hole-boring device
JP2017020650A Installation method for desorption arrester for fluid pipe and desorption arrester for fluid pipe
JP2016106201A Externally fitting member of reinforcing metal fitting
JP2016095029A Method for fastening seal washer and fluid pipe flange
JP2017096392A Pipe movement prevention device and fixing method of fluid piping system
JP2017089826A Method for boring inclined existing pipe and housing used for the method
JP2017040282A Fluid pipe open hole cutoff work method and fluid pipe cutoff device
JP2017026115A Pipe joint installation method and pipe joint
JP2017020603A Fluid material shipping facility and fluid material shipping method
JP2017015131A Flow passage closing device
JP2017008998A Flow passage closing device and opening/closing valve removal method using flow passage closing device
JP2016217518A Branch structure of fluid pipe and method for applying covering cylinder for fluid pipe
JP2016217517A Branch part structure of fluid pipe
JP2016211698A Blockage and release method for fluid pipe
JP2016200200A Corrosion preventing device and corrosion preventing method of pipe cut surface
JP2016176544A Valve device
CN106032866A Non-cutoff flow path blocking device