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DONGGUAN HUAQING OPTICAL TECH CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    75,780
  • Filing trend
    ⇧ 14.0%
About

DONGGUAN HUAQING OPTICAL TECH CO LTD has a total of 22 patent applications. It increased the IP activity by 14.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machine tools, materials and metallurgy and audio-visual technology are JIANGSU JINGTAI GLASS CO LTD, LIN YOUYI and GRE WIN AUTOMATION CO LTD.

Patent filings in countries

World map showing DONGGUAN HUAQING OPTICAL TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing DONGGUAN HUAQING OPTICAL TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ye Minghua 7
#2 Yang Xiaobo 6
#3 Li Weigang 5
#4 Tang Gongru 5
#5 Wang Xuan 4
#6 Yu Dengquan 4
#7 Sheng Hui 4
#8 Yang Hongmei 4
#9 Xie Shoude 3
#10 Zhang Weicang 3

Latest patents

Publication Filing date Title
CN112140762A Novel gradient printing process
CN111590398A Process for rapidly repairing warping of 2.5D curved glass cover plate products
CN111591055A Cleaning and protecting process of glass decoration panel
CN111348838A Forming process for glass substrate with dazzling and flashing sand etching effect
CN110039425A Full-automatic curved surface clears off machine
CN109396961A The production method of optical glass mobile phone shell
CN109484002A One kind taking off explosion-proof membrane process
CN109382284A Improve a dyne method for value in filming process
CN108970933A A kind of side clearance gluing process
CN109023244A A kind of cover board grey NCVM plated film preparation process
CN109174778A A kind of white glass cleaning process
CN108911530A One kind is exempted to grind deinking process based on glass substrate
CN108714853A A kind of optical glass finishing impression 2.5D arc cuttings forming grinding wheel and converted products technique
CN108128490A A kind of 3D bend glasses abutted equipment and applying method
CN107336099A A kind of glass product clears off equipment and clears off method
CN107538280A A kind of processing technology of blind hole positioned at front glass cover plate
CN107020560A A kind of 3D products clear off equipment and clear off method
CN108329745A The processing method of high temperature resistant ink and bend glass
CN106630561A Mold for hot bending 2D (Two-Dimensional) glass lens and hot bending process applying mold
CN106746540A A kind of complex-curved shell and preparation method thereof