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SHIRAISHI EIJI

Overview
  • Total Patents
    49
  • GoodIP Patent Rank
    182,676
  • Filing trend
    ⇩ 50.0%
About

SHIRAISHI EIJI has a total of 49 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2004. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, consumer goods and thermal processes are SOFUTORONIKUSU KK, EIKO ELECTRICAL IND and HATANAKA KEITA.

Patent filings in countries

World map showing SHIRAISHI EIJIs patent filings in countries
# Country Total Patents
#1 Japan 49

Patent filings per year

Chart showing SHIRAISHI EIJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shiraishi Eiji 49
#2 Nagaoka Noboru 2
#3 Yamao Hirokazu 1
#4 Ebisu Akio 1

Latest patents

Publication Filing date Title
JP2020094373A Pavement installed in expansion spacing of bridge
JP2018121691A Rotary brush for dust-collection cleaning device
JP2018119268A Water cutoff structure to be installed in expansion spacing of bridge girders
JP2017171111A Device for aircraft
JP2016203876A Freight aircraft
JP2016139277A Intellectual property rating system and program
JP2016040583A Refraction light-collecting energy conversion system
JP2014009978A Ultra-compact support device
JP2013160824A Concave-type sound collecting hearing aid
JP2012174390A Illumination loading single led light-emitting element
JP2012153277A Charge traffic system by non-contact power supply
JP2011135768A Power-supply apparatus and inverter
JP2011200280A Coffee extractor and drip bag
JP2009282503A Aspheric lens
JP2010193636A Power regeneration device
JP2009002935A Business place inside space coordinate position determining system (site cubic positioning system (scps))
JP2008056069A Tire anti-skid device for snowy road with two-stage without using tire chain
JP2008059230A Ultralight ballpoint-equipped handwritten character track recording device
JP2008040929A Component separation type personal computer that can be operated while carried in hand
JP2008023638A Powerful 5-finger robot arm used at construction site and mine and handling 1ton or more with one arm