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YANGZHOU GUOYU ELECTRONICS CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    99,704
  • Filing trend
    ⇩ 100.0%
About

YANGZHOU GUOYU ELECTRONICS CO LTD has a total of 17 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets semiconductors and optics are TAIWAN INTEGRATED CIRCUIT MANU, LIN QINGHUANG and CSMC TECHNOLOGIES CORP.

Patent filings in countries

World map showing YANGZHOU GUOYU ELECTRONICS CO LTDs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing YANGZHOU GUOYU ELECTRONICS CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Semiconductors
#2 Optics

Top inventors

# Name Total Patents
#1 Yao Weiming 8
#2 Yang Yong 8
#3 Ma Wenli 7
#4 Wang Yuanzheng 4
#5 Tan Dexi 3
#6 Fu Guozhen 3
#7 Zhang Long 3
#8 Jin Yinping 3
#9 Hang Shengqiao 2
#10 Liu Zhi 2

Latest patents

Publication Filing date Title
CN112271159A Novel etching machine wafer clamping ring
CN112289867A High-power high-voltage Schottky barrier diode
CN111710605A Method for stripping metal on semiconductor table top
CN111341735A Passivation structure for preventing scratching table top and preparation method and application thereof
CN111276534A Passivation structure of Schottky barrier diode and preparation method thereof
CN110942989A Platinum doping method for silicon-based fast recovery diode chip
CN110690294A Fast recovery diode
CN108133884A Schottky barrier rectifier and preparation method thereof
CN108133887A Flattening method based on deep etching
CN106941075A The trench schottky surface planarisation processing technology of semiconductor chip
CN107293598A A kind of low QRR plane fast recovery diode chip
CN107293574A A kind of trench schottky barrier diode chip
CN105742178A Dry etching preparation method of T-shaped hole of integrated circuit
CN105552119A Planar Schottky barrier diode
CN105405895A Low-stored-charge high-recovery-speed diode chip
CN104505345A Method for preparing Schottky diode P+ type diffusion protection ring by use of CSD process
CN104538300A Technological method for adjusting barrier height of Schottky diode by doping silicon dioxide film