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BEI OPTICS TECHNOLOGY CO LTD

Overview
  • Total Patents
    39
  • GoodIP Patent Rank
    174,289
About

BEI OPTICS TECHNOLOGY CO LTD has a total of 39 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets measurement and semiconductors are IND TECHNOLOGY RES INST TAIWAN, AMS SENSORS UK LTD and BAH HOLDINGS LLC.

Patent filings in countries

World map showing BEI OPTICS TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 39

Patent filings per year

Chart showing BEI OPTICS TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Li Chengmin 24
#2 Wang Linzi 20
#3 Liu Jianpeng 20
#4 Yan Dong 19
#5 Liu Tao 14
#6 Li Guoguang 13
#7 Zhang Tang 11
#8 Ye Longmao 8
#9 Wu Wenjing 7
#10 Cui Gaozeng 7

Latest patents

Publication Filing date Title
CN104726841A Assistant temperature correction device and method for semiconductor film growth reaction chamber
CN104089704A Auxiliary temperature correction method of semiconductor thin-film reaction chamber
CN104089703A Auxiliary temperature calibration device for reaction cavity of semiconductor film
CN105091788A Apparatus for automatically and fast detecting two-dimensional morphology of wafer substrate in real time
CN105091787A Device for fast detecting two-dimensional morphology of wafer substrate in real time
CN105091777A Method for fast detecting two-dimensional morphology of wafer substrate in real time
CN104807495A Device for monitoring the characteristics of wafer growing film and uses thereof
CN104807754A Device for monitoring characteristics of wafer growth film
CN104697637A Film growth real time temperature measurement method
CN104697639A MOCVD equipment real-time temperature measurement system self-calibration device and method
CN104697638A MOCVD equipment real-time temperature measurement system self-calibration method
CN104697636A film growth self-calibration real-time temperature measurement device
CN104697666A MOCVD reaction chamber temperature measurement method
CN104701200A Device for detecting epitaxial wafer temperatures online in real time
CN104697643A Method for detecting epitaxial wafer temperatures online in real time
CN104697645A Device and method for detecting epitaxial wafer temperatures online in real time
CN104697974A Device for on-line real-time detection of epitaxial film growth
CN104697973A Epitaxial wafer raman scattering spectra data generation method
CN104697972A Epitaxial wafer growth online real-time detection method
CN104677835A Full-Mueller matrix ellipsometer calibration method