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GRAND PLASTIC TECHNOLOGY CO LTD

Overview
  • Total Patents
    29
About

GRAND PLASTIC TECHNOLOGY CO LTD has a total of 29 patent applications. Its first patent ever was published in 2007. It filed its patents most often in Taiwan and China. Its main competitors in its focus markets environmental technology are HONGTAO ZHANG, NISSHO ENGINEERING KK and KIKUSUI ELECTR0NICS CORP.

Patent filings in countries

World map showing GRAND PLASTIC TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 Taiwan 28
#2 China 1

Patent filings per year

Chart showing GRAND PLASTIC TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yen Shiu Hung 7
#2 Wang Chia Kang 6
#3 Chen Wen Lung 4
#4 Chang Hung Wen 4
#5 Wu Chih Hung 4
#6 Wang Chia-Kang 4
#7 Chang Chuan Ming 3
#8 Wu Zong En 3
#9 Chen Stanley 3
#10 Chang Lih-Wuu 3

Latest patents

Publication Filing date Title
TW201415548A Anti-metal precipitation etching apparatus
TW201348099A Cassette for glass plate or wafer etching and holding
TW201347027A Apparatus and process for single wafer wet processing with vertical batch soaking processor
TW201338087A Holding device and system thereof
TW201313957A An apparatus for distributing recycle glass etching solution
TW201311932A Wet bench sidewall paddle agitation method and apparatus
TW201306146A A method and apparatus of wet processor with fragmental detection in a spin dryer
TW201305521A An apparatus for heating a quartz chemical tank
TW201301427A An apparatus of wet processor with wafer cassette automatically transfering from a spin dryer
TW201237221A An electroless copper deposition method and formula for high aspect ratio of via filling
TW201226050A A structure of down flow reactive tank
TW201211320A Wafer clamping apparatus with vertical haning arm for plating
TW201211327A Vertical wafer hole filling electrode plating apparatus
TW201145368A A structure of splash preventing for high pressure wafer cleaning processor
TW201145367A Automatic cleaning method for spin cleaning and etching wet processor
TW201133576A Nozzle with ajustable orientation and direction for treating the backside of a wafer
TW201105823A Solid-liquid separation for apparatus of glass sustrate etching to prevent nozzle blocking
TW201023263A Spin cleaning and etching wet processor with di bubble ring device
TW201023256A Device with lifting and lowering drain tank for spin cleaning and etching wet processor
TW201023262A Exhaust apparatus for lifting and lowering drain tank of wet etching device