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NIPPON CONCRETE IND CO LTD

Overview
  • Total Patents
    610
  • GoodIP Patent Rank
    59,623
  • Filing trend
    ⇩ 62.0%
About

NIPPON CONCRETE IND CO LTD has a total of 610 patent applications. It decreased the IP activity by 62.0%. Its first patent ever was published in 1965. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets civil engineering, machines and machine tools are QINGDAO HAOHE CONCRETE PRODUCTS CO LTD, JIANGSU DONGPU PILE CO LTD and CCCC FOURTH HARBOR ENG CO LTD.

Patent filings in countries

World map showing NIPPON CONCRETE IND CO LTDs patent filings in countries

Patent filings per year

Chart showing NIPPON CONCRETE IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Maruyama Takehiko 65
#2 Watanabe Osamu 57
#3 Manabe Masao 38
#4 Oshima Akira 35
#5 Matsuo Hisayuki 32
#6 Honma Masahito 30
#7 Tsuchida Shinji 30
#8 Abe Nobuyuki 29
#9 Hattori Sadao 28
#10 Yanajima Ikuo 25

Latest patents

Publication Filing date Title
JP2020176470A Foundation pile and foundation pile structure
JP2020158976A Tubular reinforcing material and reinforcing method of existing concrete column
JP2020147010A Fixture for upper column molding, and method for producing upper column
JP2020147991A Steel pipe for joint, upper column, mold frame for upper column molding, and method for manufacturing upper column
JP2020128626A Built-up concrete column
JP2020051094A Pile hole filler collection device and method of collecting pile hole filler
JP2020043739A Conduit support
JP2019190004A Excavated shape confirmation device and excavated shape confirming method
JP2019105042A Joint structure
JP2019073907A Reinforced concrete pile and manufacturing method of the same
JP2019056078A Insolubilization material for soil and method for producing the same
JP2019019525A Joint for concrete column and built-up concrete column
JP2019011565A Concrete pile junction structure
JP2019002183A Pre-stressed concrete pile
JP2018187144A Long object lifting and lowering device
JP2018188888A Concrete pile with outer shell steel pipe and manufacturing method of the same
JP2016153598A Precast concrete column and connection method thereof
JP2017109879A Coating material for concrete, and paint for concrete
JP2017053157A Divided concrete column
JP2017043517A Geopolymer solidified body and method for producing the same