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CDGM GLASS CO LTD

Overview
  • Total Patents
    142
  • GoodIP Patent Rank
    14,741
  • Filing trend
    ⇧ 40.0%
About

CDGM GLASS CO LTD has a total of 142 patent applications. It increased the IP activity by 40.0%. Its first patent ever was published in 2006. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and Republic of Korea. Its main competitors in its focus markets materials and metallurgy, optics and machines are ISUZU SEIKO GLASS KK, CDGM OPTICAL GLASS CO LTD and HAALAND PETER D.

Patent filings per year

Chart showing CDGM GLASS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Wei 67
#2 Kuang Bo 64
#3 Yuan Baoping 13
#4 Yu Tianlai 11
#5 Mao Lulu 9
#6 Li Xiaochun 8
#7 Liu Zhenyu 6
#8 Hao Liangzhen 6
#9 Deng Yu 6
#10 Lai Deguang 5

Latest patents

Publication Filing date Title
WO2019205938A1 Glass composition
WO2019105250A1 Glass-ceramic and substrate thereof
EP3808711A1 Microcrystalline glass product and microcrystalline glass for electronic equipment cover plate
WO2020062008A1 Fluorophosphate optical glass, and optical preform, element and instrument
WO2020062009A1 Optical glass, and preform, optical element, and optical instrument thereof
US2021070648A1 Optical glass, glass preform, optical element and optical instrument having the same
WO2017152656A1 Optical glass and optical element
CN105461222A High-refraction high-dispersion optical glass
CN104977300A Device and method capable of detecting stripes of optical glass prefabricated member
CN104609701A Continuous preparation device and method of glass raw material coarse fusant
KR20140135987A Near infrared light absorbing glass, element and filter
WO2013120420A1 Near infrared light absorbing glass, element and filter
CN103293178A Testing method and device of glass swelling coefficient
WO2008046300A1 High-refractivity low-dispersion optical glass for precise press molding