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YOKOSHIMA & CO

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    213,675
About

YOKOSHIMA & CO has a total of 37 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan, Republic of Korea and United States. Its main competitors in its focus markets machines, mechanical elements and civil engineering are INA ACQUISITION CORP, PIPE REHAB INT INC and SHONAN GOSEI ZYUSHI SEISAKUSHO KK.

Patent filings in countries

World map showing YOKOSHIMA & COs patent filings in countries
# Country Total Patents
#1 Japan 19
#2 Republic of Korea 11
#3 United States 4
#4 Canada 3

Patent filings per year

Chart showing YOKOSHIMA & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yokoshima Yasuhiro 35
#2 Kamiyama Takao 13
#3 Aoki Hiroyuki 2
#4 Endoh Shigeru 2
#5 Kudo Akimitsu 2
#6 Yosuhiro Yokoshima 1
#7 Yokoshima Yokoshima 1
#8 Takao Kamiyama 1
#9 Nishimitsu Toshiyuki 1
#10 Sawada Minoru 1

Latest patents

Publication Filing date Title
JP2017043074A Pipe lining material, pipe lining material manufacturing method, and pipe lining method
JP2015131488A Pipe conduit repair method
JP2016017626A Pipe line repairing method
JP2015003470A Pipe lining method and pipe lining pipe
JP2014231154A Method for producing pipe lining material
JP2014077719A In-tube pressure resistance testing machine and testing method
JP2013082144A Pipe lining material and resin adsorbent for pipe lining material
JP2012066471A Renewed pipe line inspection method and pipe line renewal method including the same
JP2012000952A Method for repairing pipe line
JP2011075013A Tubular structure and method for repairing pipeline
JP2011025456A Pipe lining method and lining pipe
JP2010264666A Pipe lining material and method of manufacturing the same
KR20060046294A Method of inserting pipe lining material into pipe passage
JP2006231814A Branch pipe lining construction method
JP2006159757A Branch pipe lining material and lining method of branch pipe
JP2006123372A Closed container for tube lining material and reversing method of tube lining material
JP2006035755A Tube lining material and its manufacturing method
JP2006001256A Inserting method of pipe lining material into pipe line
JP2005342958A Branch pipe lining material and its manufacturing method
JP2005324367A Pipe lining material and its manufacturing method