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LIANHUA ELECTRONICS CO LTD

Overview
  • Total Patents
    179
About

LIANHUA ELECTRONICS CO LTD has a total of 179 patent applications. Its first patent ever was published in 1993. It filed its patents most often in China. Its main competitors in its focus markets semiconductors, optics and machine tools are DONGBUANAM SEMICONDUCTOR INC, DONGBU ELECTRONICS CO LTD and TAIWAN INTEGRATED CIRCUIT MANU.

Patent filings in countries

World map showing LIANHUA ELECTRONICS CO LTDs patent filings in countries
# Country Total Patents
#1 China 179

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhao Fangqing 11
#2 Xu Jialin 4
#3 Chen Jinyang 4
#4 Xu Shibin 4
#5 Tang Tianhao 4
#6 Deng Yongjia 3
#7 Huang Yixiong 3
#8 Han Zongli 3
#9 Hu Shaozhong 3
#10 Cai Tengqun 3

Latest patents

Publication Filing date Title
CN101369517A Single-wafer cleaning procedure
CN101093294A Method for improving flatness on surface of tiny display panel, silicone based liquid-crystal display panel, and preparation method
CN101075557A Method for producing grid and etching conductive layer
CN101071553A Data recovery device and method
CN101071823A Semiconductor element and its manufacturing method
CN101051605A Ditching type capacitor and its producing method
CN101051095A Etching method for color filter and its producing method
CN101046636A Method of determining semiconductor technological condition
CN101046635A Control method and operation system for wet photoetching process
CN101025580A Semiconductor exposure method and method for operating semiconductor exposure device
CN101026100A Flip chip packaging structure and its forming method
CN101024800A Detergent and method for removing residue after plasma process
CN101004550A Optical vicinity correction method, optical mask of optical vicinity correction, and structure of conducting wire
CN1979801A Contact window forming method and semiconductor element
CN1979838A Internal connection-wire structure and its mfg. method
CN1979806A Image sensor element and mfg. method
CN1979832A Chip and packaging structure
CN1979817A Semiconductor structure and its preparing process
CN1979849A Capacitor structure
CN1959930A Vacuum system, and early warning method