Learn more

DONGGUAN HEC CAPACITOR CO LTD

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    153,789
  • Filing trend
    ⇩ 100.0%
About

DONGGUAN HEC CAPACITOR CO LTD has a total of 41 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are TONGLING ZEHUI ELECTRONIC CO LTD, JCC ENGINEERING CO LTD and SHANGHAI AOWEI TECH DEV CO LTD.

Patent filings in countries

World map showing DONGGUAN HEC CAPACITOR CO LTDs patent filings in countries
# Country Total Patents
#1 China 41

Patent filings per year

Chart showing DONGGUAN HEC CAPACITOR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Fengrong 6
#2 Yong Wu 5
#3 Luo Aiwen 4
#4 Chen Ruxiang 3
#5 Fengrong He 3
#6 Dong Weifu 3
#7 Guodong Jiang 3
#8 Liang Ran 3
#9 Guo Yimin 3
#10 Zhiqiang Yan 3

Latest patents

Publication Filing date Title
CN107918067A The internal temperature rise test method and device of a kind of aluminium electrolutic capacitor
CN107256799A A kind of electrolyte for aluminum electrolytic capacitor
CN108878151A A kind of 700-750V electrolyte for aluminum electrolytic capacitor
CN108735528A A kind of preparation process of the super capacitor electrode slice containing PTFE fiber
CN108074747A A kind of long life aluminum electrolytic capacitor
CN108010726A A kind of ultracapacitor nucleocapsid porous electrode material and preparation method thereof
CN107978452A The Working electrolyte and its preparation method of a kind of high-pressure aluminum electrolytic capacitor and application
CN106324003A Quantitative analysis method for mixing uniformity of raw materials of supercapacitor electrode
CN105369320A Electrode foil forming agent and manufacturing method for high-pressure formed foil
CN105280385A Working electrolyte for slender-type high-voltage aluminum electrolyte capacitors
CN105304332A 650V aluminum electrolytic capacitor working electrolyte
CN103839682A Working electrolyte of 600-V aluminum electrolytic capacitor and application thereof
CN103839681A Aluminum electrolytic capacitor
CN101404209A Electrolyte for electrolytic capacitor
CN101404208A Working electrolyte of electrolytic capacitor
CN101423972A Treatment fluid in frequency-changing AC corrosion of anodic aluminum foil at low pressure
CN101425391A Producing method for low voltage anode foil of aluminum electrolysis capacitor
CN101425388A Production method for anode foil used for high-voltage electrolysis capacitor
CN101425395A Manufacturing method for low-voltage high-dielectric formed foil of aluminum electrolysis capacitor
CN101425393A Cathode foil manufacturing method for aluminum electrolysis capacitor