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PUROTEKKU ENGINEERING KK

Overview
  • Total Patents
    48
About

PUROTEKKU ENGINEERING KK has a total of 48 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Japan and China. Its main competitors in its focus markets civil engineering, computer technology and chemical engineering are PROTEC ENGINEERING INC, WETTERN LAURENCE PATRICK and NANJING XINLIANG TRAFFIC FACILITY CO LTD.

Patent filings in countries

World map showing PUROTEKKU ENGINEERING KKs patent filings in countries
# Country Total Patents
#1 Japan 47
#2 China 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Nishida Yoichi 43
#2 Nomura Toshimitsu 38
#3 Inoue Shoichi 36
#4 Fujii Toshihiro 24
#5 Ueishi Isao 9
#6 Yamamoto Mitsuaki 8
#7 Yoshida Masateru 5
#8 Fujii Tomohiro 4
#9 Ogawa Akira 3
#10 Noda Hiroaki 2

Latest patents

Publication Filing date Title
JP2013092045A Rock fall preventing method
JP2013217132A Anchor connection jig
JP2012117361A Protective surface structure
JP2012117360A Protective surface structure
JP2013023998A Load bearing material
JP2012117277A Protective surface structure
JP2011111808A Buffer for net body of guard fence
JP2011111807A Protective body and method for renovating existing protective body
JP2011089374A Guard fence
JP2011047245A Guard fence and captured object removing method therefor
JP2011047217A Guard fence
JP2011032689A Post structure of guard body
JP2010101046A Cover structure and expansion construction method for the same
JP2010095948A Guard body
JP2009091889A Support structure of protective body, and the protective body
JP2010024691A Designing method for avalanche preventing protrusion, the avalanche preventing protrusion, and avalanche preventing structure
JP2010001679A Guard fence
JP2009249930A Load-carrying material
JP2009203681A Rock fall preventing structure and rock fall preventing method
JP2009185514A Shock absorbing fence