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JIANGSU YUDI OPTICAL CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    179,107
  • Filing trend
    0.0%
About

JIANGSU YUDI OPTICAL CO LTD has a total of 12 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets machines, computer technology and optics are ZUMBACH ELECTRONIC AG, BETA INSTR CO and XU FANGLIN.

Patent filings in countries

World map showing JIANGSU YUDI OPTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing JIANGSU YUDI OPTICAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wu Difu 11
#2 Sun Yujuan 10
#3 Shan Guoyun 6
#4 Wu Guangjian 5
#5 Li Lilin 3
#6 Liu Dan 3
#7 Yao Hongbing 3
#8 Ren Naifei 3
#9 Ren Xudong 3
#10 Sun Bing 3

Latest patents

Publication Filing date Title
CN112254690A Jig device and detection method for intelligently detecting center thickness of lens
CN109383035A A kind of assembling equipment for heavy caliber projection-type camera lens
CN107561673A A kind of mega pixel ultra-wide angle looks around on-vehicle lens
CN106780369A A kind of visible near-infrared broad wavelength band image noise suppressing method
CN105700080A Fiber coupling system capable of maintaining optical polarization
CN104613881A Lens center thickness measuring device and method based on double face confocal measurement
CN104613882A Lens center thickness measuring device based on optical phase demodulation and measuring method using same
CN104614386A Lens defects type identification method
CN103035666A Panel of large-sized flexible flat-panel display and manufacture method thereof
CN102998721A Method for coating diffusion film coating
CN103008311A Ultraviolet-based dry type cleaning method
CN102847370A Optical cold processing polishing liquid filter and method