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CHENGDU GUANGMING PHOTOELECTRIC CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    146,600
  • Filing trend
    ⇩ 100.0%
About

CHENGDU GUANGMING PHOTOELECTRIC CO LTD has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2006. It filed its patents most often in China and Taiwan. Its main competitors in its focus markets materials and metallurgy, telecommunications and machines are KOA GLASS KK, LILING QIBIN ELECTRONIC GLASS CO LTD and NEGISHI TOMOAKI.

Patent filings in countries

World map showing CHENGDU GUANGMING PHOTOELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 11
#2 Taiwan 2

Patent filings per year

Chart showing CHENGDU GUANGMING PHOTOELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Tianlai 6
#2 Su Xuejian 5
#3 Yao Huixian 4
#4 Mo Dahong 4
#5 Tan Jianlong 4
#6 Li Tianguo 3
#7 Yuan Baoping 3
#8 Yu Tian-Lai 2
#9 Yuan Bao-Ping 2
#10 Wang Pei-Xin 2

Latest patents

Publication Filing date Title
CN107098571A Smelting apparatus for producing optical glass
CN107082553A The preparation method of low temperature sealing glass smelting apparatus and low temperature sealing glass
CN106116141A Glass composition
CN107285615A Zero expansion glass ceramic crystallization and thermal treatment device
CN105347674A Phosphate neodymium glass with high thermal conductivity
CN104926114A Phosphate laser neodymium glass
CN104860509A Production and manufacture method for high-homogeneity optical glass
CN104926120A Special protective glass
CN104926135A Glass ceramics and multi-layered inorganic membrane filter
CN1903760A Environmental protection optical glass