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JAPAN FREIGHT RAILWAY CO

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    223,762
About

JAPAN FREIGHT RAILWAY CO has a total of 12 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are OP EHA TPY OBO O KPACHO O HAME, KRIMSK PK T INST and ANHUI YUFENG AUTOMOBILE TECHNOLOGY CO LTD.

Patent filings in countries

World map showing JAPAN FREIGHT RAILWAY COs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing JAPAN FREIGHT RAILWAY COs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Ugajin Osamu 3
#2 Saegusa Osao 3
#3 Tsukui Takashi 3
#4 Hayashi Hiroyuki 3
#5 Murai Takashi 3
#6 Oba Koji 2
#7 Abe Nagato 2
#8 Miyamoto Sanpei 1
#9 Nakazono Yutaka 1
#10 Kawamura Akiyoshi 1

Latest patents

Publication Filing date Title
JP2020069874A Detection system of hand brake device
JP2017101497A Sub-base and pavement structure
JP2014117120A Power feeding system of hybrid electric vehicle
JP2013204235A Tool for tamping ballast
JP2006225990A Insulation fastener for rail joint of steel crosstie
JP2002154372A Loading auxiliary tool
JP2002180451A Dust suppressing construction method in soil improvement
JP2001253273A Pull-off metal for both pulling and pushing
JP2001253271A Terminal for freight-train car
JP2001253274A Bent joint for trolley line
JP2000290905A Back gauge detecting/measuring method in turnout section and device for performing the method
JPH11157447A Train emergency stop device against axle heating