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TOHOKU GIKEN KOGYO KK

Overview
  • Total Patents
    13
About

TOHOKU GIKEN KOGYO KK has a total of 13 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering are ELASTIC RAIL SPIKE CO LTD, MCKAY AUSTRALIA and VOSSLOH LAEIS GMBH.

Patent filings in countries

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

Patent filings per year

Chart showing TOHOKU GIKEN KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Okumura Yoshiaki 13
#2 Okumura Shinichi 10
#3 Motoki Takeshi 2
#4 Iwabuchi Masaharu 2
#5 Kusano Takeshi 1

Latest patents

Publication Filing date Title
JP2006297256A Resin composite material molding for treating drinking water
JP2005344051A Molded product of resin composite material and its use
JP2005104083A Molding mold and molding method
JP2002188101A Cutting device for rail head joint welding residual part
JP2001334447A Grinding device for rail welded bottom surface excess metal residual portion
JP2001315016A Grinder for welding residue on lower face of rail joint
JP2001105291A Grinding device for residual welding part in lower surface of rail joint
JPH11320377A Grinding body main body for grinding device for track rail seam
JPH08284102A Grinder for welding residual section at rail head-joint
JPH08243911A Grinding device for rail head part welding residual part
JPH0885901A Positioning tool for rail to be connected
JPH07207602A Grinder for joint of track rail
JPH0776801A Grinding device for rest of weld of head part of rail