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CRRC XIAN YONGEJIETONG ELECTRIC CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    120,955
  • Filing trend
    ⇩ 33.0%
About

CRRC XIAN YONGEJIETONG ELECTRIC CO LTD has a total of 14 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2015. It filed its patents most often in China and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and measurement are DONGFENG ELECTRONIC TECH CO LTD, CHANGSHA ATA AUTOMATION CO LTD and SHENZHEN EVSYSTEM NEW ENERGY TECH CO LTD.

Patent filings in countries

World map showing CRRC XIAN YONGEJIETONG ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 13
#2 EPO (European Patent Office) 1

Patent filings per year

Chart showing CRRC XIAN YONGEJIETONG ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hou Xiaojun 5
#2 Zhang Caixia 4
#3 Yang Wei 4
#4 He Li 3
#5 Liu Yingxiang 2
#6 Wan Yibing 2
#7 Wang Yuqi 2
#8 Yang Shu 2
#9 Gao Bo 2
#10 Xiangli Yanni 2

Latest patents

Publication Filing date Title
CN112286120A Ethernet control unit
CN110708919A Cooling system, traction converter and rail vehicle
CN110661434A Permanent magnet traction inverter
CN110149083A Inversion major loop and permanent magnet synchronous motor transmission system
CN110138302A The method and apparatus for obtaining the initial position angle of rotor of permanent magnet synchronous motor
CN109959523A Vehicle top air conditioner unit experimental rig
CN107356443A Air-conditioner set checking experiment device
CN109194149A Guide tracked air-cooled power module and energy feedback type traction power supply device
CN109149577A The control method and device of four-quadrant rectifier component
CN109144021A The pilot system and method for subway subordinate inverter
CN108964524A Permanent magnet synchronous motor trailer system
CN107766065A The method for upgrading software and system of fpga chip
CN107357596A Chip program more new system
EP3208595A1 Adhesion test system and method