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SUMIKEN CONCRETE KOGYO KK

Overview
  • Total Patents
    45
About

SUMIKEN CONCRETE KOGYO KK has a total of 45 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 environmental technology, materials and metallurgy and electrical machinery and energy are TIANJIN WATERLINE PIPELINE ENG, CHANGSHA INST MINING RES and KAWASO TEXEL KK.

Patent filings in countries

World map showing SUMIKEN CONCRETE KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 45

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kondo Jiro 27
#2 Uetake Katsutoshi 20
#3 Hirose Yuichi 9
#4 Kobayashi Keiichi 8
#5 Matsui Takashi 7
#6 Yanaka Hisayuki 7
#7 Noda Masaru 5
#8 Kijima Yuichi 4
#9 Yaginuma Shinichi 3
#10 Nishizawa Naoki 3

Latest patents

Publication Filing date Title
JP2005240400A Precast concrete member joining method
JP2005200884A Joining tool and method of forming closed conduit or open conduit
JP2005194760A Concrete member and its joint structure
JP2005194761A Concrete member and its joint structure
JP2005046006A Embedded plantation and cultivation device
JP2005041636A Object transfer device and its method
JP2005042376A Manhole structure and its construction method
JP2004360398A Pipe body made of concrete, concrete segment and manufacturing method for concrete segment
JP2004360399A Concrete member
JP2004190341A Grout injection implement and grout injection method
JP2004162270A Joint element, and method for forming curved section of culvert or open channel
JP2004162269A Bent part of closed conduit
JP2003239681A Method and device for moving body
JP2003247662A Method of moving circular member, process of laying circular member, and device of moving circular member
JP2003239365A Precast box culvert
JP2002332684A Laying method for precast box culvert and moving method for concrete structure
JP2002038887A Injection hole of segment
JP2002038895A Hardware burying part of segment
JP2001220999A Shield tunnel lining body
JP2001220997A Shield tunnel lining body