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HAINING LIANFENG DONGJIN ELECTRONICS CO LTD

Overview
  • Total Patents
    58
  • GoodIP Patent Rank
    25,658
  • Filing trend
    ⇩ 60.0%
About

HAINING LIANFENG DONGJIN ELECTRONICS CO LTD has a total of 58 patent applications. It decreased the IP activity by 60.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, packaging and shipping and machine tools are DEQING MINGYU ELECTRONIC TECH CO LTD, SHINDENGEN MECHATRONICS CO LTD and GRANOPT LTD.

Patent filings in countries

World map showing HAINING LIANFENG DONGJIN ELECTRONICS CO LTDs patent filings in countries
# Country Total Patents
#1 China 58

Patent filings per year

Chart showing HAINING LIANFENG DONGJIN ELECTRONICS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Gangming 38
#2 Zhou Xiaoyuan 30
#3 Qian Jianghui 26
#4 Zou Chenlian 18
#5 Wang Fei 15
#6 Liu Xiaofei 10
#7 Shen Lifeng 10
#8 Li Qingyuan 3
#9 Song Lei 3
#10 Yang Yubing 2

Latest patents

Publication Filing date Title
CN111599581A Inductor and transformer combination device for increasing current carrying capacity
CN109821776A A kind of general common mode inductance electric parameters testing equipment
CN109903964A A kind of inset type multiple-grooved high-power transformer
CN109821934A A kind of transformer automatic shaping machine
CN109884443A A kind of common mode inductance mechanism for testing
CN109397011A Magnetic core automatically grinding test machine
CN109273211A A kind of electromagnetic component
CN109399319A Band heading tape presses automatic package rubber belt machine
CN108417341A A kind of heavy-current inductor
CN108417366A A kind of LLC transformers increasing leakage inductance
CN108172378A A kind of inserted LLC transformers
CN107808758A Band divides the rectifier transformer of slot structure
CN107910178A A kind of automatic magnetic core back-gluing machine
CN108010680A A kind of PQ magnetic cores
CN108010703A A kind of rotating disk mechanism of automatic magnetic core back-gluing machine
CN108039270A A kind of differential mode transformer altogether
CN108039266A A kind of flat wire bar magnet inductance
CN107424777A A kind of magnetic core of transformer
CN107424776A A kind of transformer for increasing inductance value and differential mode sensibility reciprocal
CN107545975A A kind of magnetic core of transformer for increasing inductance value and differential mode sensibility reciprocal