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SHENZHEN VEICHI ELECTRIC CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    179,389
  • Filing trend
    ⇩ 33.0%
About

SHENZHEN VEICHI ELECTRIC CO LTD has a total of 19 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy are JONSSON RAGNAR, LIU JINGBO and SCHNEIDER TOSHIBA INVERTER EUROPE SAS.

Patent filings in countries

World map showing SHENZHEN VEICHI ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing SHENZHEN VEICHI ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Luo Peng 6
#2 Tang Feng 2
#3 Wang Zuan 2
#4 Guo Guangyu 1
#5 He Chengzeng 1
#6 Hong Handong 1
#7 Tian Zhao 1
#8 Zhang Jian 1
#9 Zhu Xiaochao 1
#10 Ye Zhenhua 1

Latest patents

Publication Filing date Title
CN108683371A Rotor magnetic pole initial position discrimination method, device, system and motor driving apparatus
CN108429494A A kind of rotation becomes the processing circuit and processing unit of exciter response signal
CN107124130A A kind of rotary transformer position failure information judges and fault handling method
CN106998161A The method for identification of rotational inertia and device of a kind of servo-drive system
CN106849810A The initial position detection method and device of AC permanent magnet synchronous motor rotor
CN104569647A System and method for testing performance of frequency changer
CN104022643A Simple pulse switch power supply PWM generation circuit and method
CN103928909A Quick and reliable short-circuit protection method and circuit of switch power supply
CN104022772A Close-loop analog quantity output method and circuit capable of zero setting automatically
CN103941794A Series connection type transistor voltage stabilizing circuit with differential amplification function
CN103944435A Multilevel high-voltage flyback type switch power supply
CN104348372A Auxiliary power supply circuit for forward switch power supply
CN104348451A Hysteresis window comparator circuit
CN103595238A Low-power IGBT (insulated gate bipolar transistor) driving interlocking circuit
CN103491741A Structure for connecting PCB and inverted rectifier module and assembly and disassembly method thereof
CN103580551A Demagnetization circuit and method for freely-halted three-phase mouse cage type motor
CN103545792A ACS710 based frequency converter overcurrent protection circuit and method
CN103490602A Restraining circuit for VCE oscillating voltage in IGBT bridge arm short circuit
CN102064681A Switch power supply output overvoltage protection circuit