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YANTAI DONGFANG WISDOM ELECTRIC CO LTD

Overview
  • Total Patents
    55
  • GoodIP Patent Rank
    29,314
  • Filing trend
    ⇧ 66.0%
About

YANTAI DONGFANG WISDOM ELECTRIC CO LTD has a total of 55 patent applications. It increased the IP activity by 66.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets measurement, electrical machinery and energy and control are ELECTRIC POWER RES INST STATE GRID ZHEJIANG ELECTRIC POWER CO, FUJIAN NEBULA ELECTRONICS CO LTD and STATE GRID JIANGSU ELECTRIC POWER CO RES INST.

Patent filings in countries

World map showing YANTAI DONGFANG WISDOM ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 55

Patent filings per year

Chart showing YANTAI DONGFANG WISDOM ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Jiahai 18
#2 Yuan Kuo 11
#3 Wang Guixian 10
#4 Sun Guodong 10
#5 Han Dongjun 10
#6 Liu Xiaofei 9
#7 Deng Wendong 9
#8 Wu Zhen 8
#9 Zhang Wei 7
#10 Liu Zhijun 7

Latest patents

Publication Filing date Title
CN112003461A Self-adaptive input switching power supply
CN111988105A RS 485-based high-precision time synchronization method
CN111767038A Scripted intelligent electric meter event judgment and analysis method
CN111767037A Scripted intelligent electric meter event judgment method
CN111711949A 4G communication encryption algorithm based on time
CN110965861A Safety module on power grid metering terminal
CN110994985A Fast response filtering backstepping control method of switching power supply Buck converter
CN110568808A Ammeter relay control method
CN110515880A A method of improving light-coupled isolation serial communication rate
CN109857021A For the jamproof active shield system and method for M-bus bus
CN109450080A A kind of automatic redundancy zero propagation switching system of two dc power supply and method
CN109510201A A kind of distribution network reliability evaluation method based on Trapezoid Fuzzy Number system
CN109365327A A kind of inflatable tears back electric energy meter test sorting equipment open
CN109342992A A kind of complete compatible assembly line electricity consumption energy table detection device
CN109597580A Flash operating method suitable for the storage of intelligent electric meter load curve
CN109358310A Three-phase and four-line electric energy meter line detector off zero and detection method
CN109149516A A kind of high-voltage power supply security protection system
CN109116291A A kind of high voltage electric energy calibrating installation that can integrally trace to the source and calibration method
CN109143147A Electric energy meter calibrating apparatus power measurement method based on Kalman filtering algorithm
CN108761159A Metering device detecting system based on wide area synchro measure electric energy meter