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HITACHI BUILDING SYS CO LTD

Overview
  • Total Patents
    3,556
  • GoodIP Patent Rank
    8,924
About

HITACHI BUILDING SYS CO LTD has a total of 3,556 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan, China and Hong Kong. Its main competitors in its focus markets packaging and shipping, environmental technology and mechanical elements are TOSHIBA ELEVATOR ENG KK, SUZHOU FUWOSI ELEVATOR CO LTD and LODERWAY PTY LTD.

Patent filings per year

Chart showing HITACHI BUILDING SYS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Naganuma Kiyoshi 129
#2 Matsuzaki Yoshio 116
#3 Matsuo Toshiaki 92
#4 Igarashi Yoshiharu 88
#5 Yamashita Koji 88
#6 Hayashi Takashi 83
#7 Yamaki Masamitsu 79
#8 Tadokoro Toshiyuki 73
#9 Kondo Yasuro 73
#10 Shimodera Makoto 71

Latest patents

Publication Filing date Title
CN105084153A Guide rail fixing apparatus for lift
JP2015166544A electric lock management system
JP2016041626A Push button device for elevator
JP2016040185A Oil supply device for elevator guide rail
JP2016037388A Elevator remote monitoring device
JP2016037387A Video monitoring device
JP2016038325A Belt tension measurement instrument
JP2016036887A Ratchet wrench
JP2016038782A Web control service system for elevator and registrant change method in the system
JP2016037374A Operation inspection device of safety shoe
JP2016038050A Lubrication oil removal/recovery device and passenger conveyor
JP2016037344A Operation control device and operation control system of elevator
JP2015199604A Maintenance device for passenger conveyor
JP2016033080A Passenger conveyor
JP2016033081A Lifting tool
JP2016032177A Equipment guide apparatus
JP2016030034A Access control device
JP2016031611A Track record registration device for building facility work
JP2016031610A Virtual machine server system
JP2016031612A Building facility work management device