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SHANGHAI DAJUN TECHNOLOGIES INC

Overview
  • Total Patents
    132
  • GoodIP Patent Rank
    15,763
  • Filing trend
    ⇩ 15.0%
About

SHANGHAI DAJUN TECHNOLOGIES INC has a total of 132 patent applications. It decreased the IP activity by 15.0%. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and transport are TANAKA SHOUICHI, GLOBAL INTELLIGENT POWER TECH SHANGHAI CO LTD and TOYO ELECTRIC MFG CO LTD.

Patent filings in countries

World map showing SHANGHAI DAJUN TECHNOLOGIES INCs patent filings in countries

Patent filings per year

Chart showing SHANGHAI DAJUN TECHNOLOGIES INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xu Xingyi 49
#2 Huang Hongjian 26
#3 Lei Xiaojun 25
#4 Zhao Hongtao 20
#5 Du Chaohui 19
#6 Wang Shuangquan 18
#7 Guo Jianwen 15
#8 Chen Shuang 13
#9 Wan Maowen 12
#10 Gou Wenhui 11

Latest patents

Publication Filing date Title
CN112260608A Film capacitor in three-phase alternating current motor driving system
CN112087184A Main loop arrangement structure of three-phase alternating current motor driving system controller
CN112114888A Method for generating general client bootstrap program of electric control system of electric vehicle
CN112054011A Thin power module structure integrally formed by resin
CN111800061A Main loop arrangement structure of three-phase alternating current motor driving system controller
CN111816634A Double-layer substrate wiring terminal structure of low-inductance power module
CN111641342A Power module structure with adjustable parasitic inductance
CN111697897A Motor controller dead time compensation method based on predicted current
CN111103867A Motor controller rotation fault positioning and self-adaptive learning method
CN110768553A Combined zero-vector-free overmodulation method for electric vehicle inverter
CN110825407A Program updating rollback method for new energy automobile motor controller
CN110798039A double-V-shaped motor rotor applied to permanent magnet synchronous motor of electric automobile
CN110601638A PWM modulation method for electric vehicle motor inverter
CN110098774A Electric machine controller dead-time compensation method based on current forecasting
CN109755200A A kind of power semiconductor modular and electrode controller
CN109525126A Major loop topological structure based on IGBT parallel current-sharing
CN109686488A Shielding construction for motor temperature sampled signal line
CN109755196A Discrete IGBT cools down arragement construction in motor controller of new energy automobile
CN109742989A The diagnosis of control system for permanent-magnet synchronous motor current sensor faults and processing method
CN109552069A Based on the pure electric automobile jitter suppression method for leaning on tooth strategy and active damping