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TOHOKU SEKIZAI BLOCK KK

Overview
  • Total Patents
    21
About

TOHOKU SEKIZAI BLOCK KK has a total of 21 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and civil engineering are ISHIKURA KENJI, SUZUEI KK and PADEI KENKYUSHO KK.

Patent filings in countries

World map showing TOHOKU SEKIZAI BLOCK KKs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing TOHOKU SEKIZAI BLOCK KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Ogata Isao 21
#2 Sato Tokuhito 6
#3 Sasaki Yoji 5
#4 Ogawa Koji 2
#5 Kato Goro 2
#6 Sasaki Tomoichi 1

Latest patents

Publication Filing date Title
JP2009209545A Partially-porous product facilitating habitat environment of freshwater fishery product
JP2007247316A Soundproofing road surface draining channel having constant width of exposure canopy and improved in draining on surface of joined beam
JP2007085045A Noise preventive precast concrete cover
JP2005083079A Manufacturing method for slope shoulder block for applying embedment to paddy field surface or upland field, and slope shoulder block manufactured by the method
JP2004324050A Construction method for concrete parallel cross mattress product in river revetment
JP2004308265A Connection method of two-coupled connection block fitted and installed by one-wheel steel material metal fitting
JP2004270257A Connecting method of ecosystem connecting concrete block
JP2004169499A Joining method for dry masonry environmental block
JP2004137800A Manufacturing method of slope shoulder block and environmental planting block, and these blocks having horizontal groove and rough surface on the surface thereof
JP2004107940A Manufacturing method for earth retaining gutter having virtual back face slab, and earth retaining gutter comprised by thickly composing joint of virtual face slab and thinly and narrowly composing end part like flat trapezoid
JP2004107934A Ecosystem concrete channel and concrete pit in which solar ray is considered or is not considered
JP2003239254A Concrete drain and earth retaining wall formed by adjusting effective thickness of product to manufacture by end rising fallen form
JP2003206518A Concrete product for maintaining planting in environment for preventing absorption and greening constructing method therefor
JP2003155774A Drain side ditch having consistent product exposed crown width and fitting lid regardless of channel width and construction method therefor
JP2003147754A Construction method for fishway head work for taking into consideration noise elimination
JP2002301710A Method for multiple production of concrete environmental product by non-curing material sand
JP2001348942A Main body structure as concrete anti-noise side ditch and execution method
JP2001152428A Environment revetment considering entire ecological system and construction method for water passage
JPH11291225A Manufacture of environmental block without using form
JPH10147948A Manufacture of planting block containing and surface-corroding planting soil