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CHUNGWHA PICTURE TUBES LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    202,578
About

CHUNGWHA PICTURE TUBES LTD has a total of 12 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Taiwan and United States. Its main competitors in its focus markets optics, semiconductors and computer technology are KANEKO SEIJI, WHITE ELECTRONIC DESIGNS CORP and IMAGE QUEST TECHNOLOGIES INC.

Patent filings in countries

World map showing CHUNGWHA PICTURE TUBES LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 6
#2 United States 6

Patent filings per year

Chart showing CHUNGWHA PICTURE TUBES LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu-Chou Lee 2
#2 Lee Yu-Chou 2
#3 Chang Wen-Cheng 1
#4 Shiau Shuen-Lu 1
#5 Huang Yen-Yu 1
#6 Chou Fang-Yi 1
#7 Chiun-Hung Chen 1
#8 Chen Chien-Hua 1
#9 Shen Hui-Chung 1
#10 Tsai Mine-Wei 1

Latest patents

Publication Filing date Title
US2005156247A1 Device and method for protecting gate terminal and lead
US6844222B2 Method for reducing contact impedance of thin film transistor
US6979242B2 Manufacturing method and structure of copper lines for a liquid crystal panel
TW594320B Manufacturing method and structure of copper lines for a liquid crystal panel
US7005079B2 Manufacturing method of light-guiding apparatus for using in backlight of liquid crystal display
TW543066B Structure for improvement of electron formation region in the electron gun of the cathode ray tube