Learn more

HITACHI ELEVATOR CHINA CO LTD

Overview
  • Total Patents
    365
  • GoodIP Patent Rank
    6,313
  • Filing trend
    ⇧ 343.0%
About

HITACHI ELEVATOR CHINA CO LTD has a total of 365 patent applications. It increased the IP activity by 343.0%. Its first patent ever was published in 2005. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets packaging and shipping, environmental technology and measurement are NINGBO HONGDA ELEVATOR CO LTD, CANNY ELEVATOR CO LTD and SMART LIFTS LLC.

Patent filings in countries

World map showing HITACHI ELEVATOR CHINA CO LTDs patent filings in countries

Patent filings per year

Chart showing HITACHI ELEVATOR CHINA CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guo Zhihai 45
#2 Zhang Wenjun 40
#3 Du Yongcong 33
#4 Huo Junchao 28
#5 Guo Wei 23
#6 Lai Zhipeng 17
#7 Lu Xiaomin 17
#8 Xiao Yongheng 16
#9 Chen Jinquan 14
#10 Huang Zongyao 13

Latest patents

Publication Filing date Title
CN112279028A Button-free elevator taking system of two-layer elevator
CN112279035A Novel speed limiter steel wire rope lifting device
CN112125079A Car balance adjusting device and elevator
CN112125087A Breakdown balance rescue device and elevator
CN112125075A Induction device and elevator
CN111891886A Lifting equipment auxiliary device, lifting equipment
CN111908308A Lifting equipment auxiliary device
CN111762664A 4 than 1 to heavy side mid-set elevator without machine room
CN111634791A Elevator landing door assembly installation method
CN111472547A Lofting method for scaffold-free elevator
CN111532929A Rescue control method for machine-room-less elevator, machine-room-less elevator and rescue auxiliary device
CN111525865A Motor power supply cutting device and elevator system
CN111505409A Online detection method and device for bus capacitor of frequency converter
CN111532926A Elevator group management method and system
CN111532932A Lifting equipment, speed limiting device and trigger mechanism
CN111532927A Elevator, computer device, readable storage medium and method for controlling car stop
CN111532913A Car position detection equipment, method, device and system
CN111532912A Elevator base station adjusting method
CN111422710A Elevator operation control method and device and elevator
CN111532928A Lifting equipment, safety device and limiting mechanism