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PEARL ELECTRIC CO LTD

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    90,918
  • Filing trend
    ⇧ 300.0%
About

PEARL ELECTRIC CO LTD has a total of 26 patent applications. It increased the IP activity by 300.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and control are TOHOKU DENKI HOAN KYOKAI, LIAONING HUAYE GROUP DEV CO LTD and MO PROIZV OB ELEKTROZAVOD.

Patent filings in countries

World map showing PEARL ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 26

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Cai Dingguo 24
#2 Tang Jinquan 23
#3 Li Jianfeng 13
#4 Mao Qiwu 13
#5 Yang Xiangjiang 8
#6 Xuan Guanxing 7
#7 Du Guoming 6
#8 Xie Tianshu 4
#9 Sun Zhen 4
#10 Wang Tao 4

Latest patents

Publication Filing date Title
CN110416034A A kind of long stroke electromagnetic repulsion mechanism
CN110379595A A kind of Oversea wind power generation oil-immersed transformer and its installation method
CN110247556A The non-contact voltage stabilizer main circuit and non-contact voltage stabilizer of high voltage stability precision
CN110231848A The non-contact voltage stabilizer main circuit and non-contact voltage stabilizer of combined type high voltage stability precision
CN108538564A A kind of transformer core flexible intelligent lamination production system
CN108538566A Transformer core flexible intelligent lamination production system
CN108538565A Transformer core flexible intelligent lamination production system platform
CN108597843A A kind of transformer core flexible intelligent lamination production system platform
CN107069512A The high-efficiency heat radiation structure and method of photovoltaic generation preassembled transformer station
CN105097205A Freeze-prevention device and method for moisture absorbent of oil immersed transformer
CN105118617A Phase-shifting coil for epoxy resin cast water internal cooling phase-shifting transformer
CN105118618A Epoxy resin cast water internal cooling phase-shifting transformer
CN105118619A Phase-shifting coil for non-packaged internal-water-cooled phase-shifting transformer
CN105118621A High-voltage coil for internal water cooled transformer
CN105118616A Non-packaged internal-water-cooled phase-shifting transformer
CN104916410A Limiting device and limiting method of iron core of dry-type amorphous alloy iron core transformer
CN104810142A Volume-adjustable wind-powered full-seal combined type transformer
CN104715906A Dry-type transformer for photovoltaic power generation and photovoltaic inversion system
CN103177853A Epoxy resin pouring dry type transformer for electric locomotive
CN103151146A Water-proof epoxy cast dry type transformer