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DANYANG DANYAO OPTICS CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    81,217
  • Filing trend
    ⇩ 100.0%
About

DANYANG DANYAO OPTICS CO LTD has a total of 22 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets measurement, machine tools and optics are UNION OPTIC INC, TOMIOKA KOUGAKU KK and CHENGDU PRECISION OPTICAL ENGINEERING RES CENTER.

Patent filings in countries

World map showing DANYANG DANYAO OPTICS CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing DANYANG DANYAO OPTICS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Jianhua 4
#2 Hou Hekun 3
#3 Xiang Jungang 3
#4 Zhou Weihua 2
#5 Zhou Jingu 2
#6 Pu Jihu 2
#7 Zhang Liang 2
#8 Song Hanchao 2
#9 Pan Jianfeng 1
#10 Li Shuliang 1

Latest patents

Publication Filing date Title
CN110530614A The optical de-tection means and detection method of cylindrical mirror centre deviation
CN110370094A A kind of processing technology and equipment of frosted prism
CN110319749A A kind of multi-step lens products rise measurement method
CN110434682A Middle thickness is the processing method of diameter 2 times or more lens
CN110370124A Based on the technique for using the small eyeglass of polyurethane polishing in 20 axis equipment
CN108007305A Measure the dedicated detection device of cylindrical mirror curved surface rise
CN107907963A The special core-regulating mechanism of camera lens and the concentricity adjusting device using the mechanism
CN107932252A For polishing the polishing mold tooling of bottom equipment
CN107765437A Roof prism membrane phase
CN107991767A Light-duty low-light level night vision device optical system
CN106826200A Camera lens torsion adjustable kludge
CN105527688A Caliber blackening device for optical lens, and blackening method thereof
CN105547198A Lens split beam photoelectric angle measuring device and detection method thereof
CN105547657A Device and method for detecting parallelism of split beams of optical lens
CN105627955A Method for detecting deviating core of cementing layer of optical cemented part
CN105675227A Contact positioning type lens sealing performance detector
CN104833320A Reflection-transmission eccentric instrument test platform and reflection-transmission eccentric instrument
CN104889828A Processing technology of lens made of heat-sensitive material
CN104090313A Ultrahard waterproof membrane and processing technology of ultrahard waterproof membrane
CN104085192A Semi-automatic ink jetting device