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CHIKURA KOGYO KK

Overview
  • Total Patents
    76
  • GoodIP Patent Rank
    125,292
  • Filing trend
    ⇩ 60.0%
About

CHIKURA KOGYO KK has a total of 76 patent applications. It decreased the IP activity by 60.0%. Its first patent ever was published in 1978. It filed its patents most often in Japan, Germany and United States. Its main competitors in its focus markets civil engineering are RUEF DICTATOR, JAMES SIDNEY ADAMS and GEZE GMBH & CO.

Patent filings in countries

World map showing CHIKURA KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 68
#2 Germany 2
#3 United States 2
#4 Australia 1
#5 China 1
#6 France 1
#7 United Kingdom 1

Patent filings per year

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

Focus industries

# Industry
#1 Civil engineering

Top inventors

# Name Total Patents
#1 Yoshida Takashi 19
#2 Okada Yasumasa 14
#3 Murokawa Masayuki 14
#4 Abe Akira 9
#5 Kimura Kazuo 8
#6 Yoshida Takeshi 7
#7 Yagi Fumio 6
#8 Yoshida Kei 6
#9 Saotome Yoichiro 5
#10 Onishi Junya 4

Latest patents

Publication Filing date Title
JP2021001541A Automatic door system for rest room, audio guidance device, and audio guidance method
JP2020020259A Automatic door system for toilet, voice guidance device, voice guidance method
JP2019190094A Automatic door and protection sensor for automatic door
JP2018112054A Automatic door
JP2019090776A Antenna positioner, unnecessary radiation electromagnetic wave measurement system and unnecessary radiation electromagnetic wave measurement method
JP2019100095A Toilet door opening/closing switch and automatic toilet door system
JP2018162580A Automatic door
JP2018053603A Automatic door and control method thereof
JP2017206830A Automatic door system
JP2017203356A Automatic door, method for assembling automatic door and component unit for automatic door
JP2016169584A Automatic door device
JP2016084616A Automatic door system for toilet
JP2013213397A Safety device for automatic revolving door device, and method for controlling the same
JP2013256858A Automatic revolving door and control method for the same
JP2014001587A Illegal door-opening preventing device for automatic door
JP2013060799A Door opening and closing switch for toilet
JP2011094373A Opening/closing device for entrance
JP2009293182A Automatic opening and closing device for door
JP2009264089A Opening/closing device for entrance
JP2009091834A Opening holding device for revolving door