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NAGAI CONCRETE KOGYO KK

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    213,651
About

NAGAI CONCRETE KOGYO KK has a total of 13 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are OSHIMA MASATAKE, TIANJIN JINNAN KAIDA ELECT CO and HEFEI DESIGN RES INST COAL INDUSTRY.

Patent filings in countries

World map showing NAGAI CONCRETE KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing NAGAI CONCRETE KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Nagai Yoshio 13
#2 Morohashi Unji 1
#3 Hoshida Noriyuki 1
#4 Shinoda Yoshio 1
#5 Okamura Yutaka 1

Latest patents

Publication Filing date Title
JP2016205021A Fixing spacer and windbreak fence using the same
JP2016065441A Windbreak fence
JP2015209721A Concrete wind shield using stainless reinforcement
JP2015117506A Muffling side ditch cover
JP2013112941A Ditch cover lifter
JP2013044092A Grating lifting tool
JP2012012920A Sound-deadening gutter
JP2011106193A Sound-muffling side ditch
JPH11323945A Connecting structure of slope lining precast concrete block
JPH11107229A Drain for snow removing
JPH09296461A Corner block of l-shaped retaining wall and execution method of corner
JPH0988004A Freezing preventing block and freezing preventing road using the block
JPH0351402A Coupling method for concrete pavement block