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CHANGZHOU YUZHOU ELECTRIC POWER TECHNOLOGY CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    157,846
About

CHANGZHOU YUZHOU ELECTRIC POWER TECHNOLOGY CO LTD has a total of 11 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets optics are SHENGHUA SCIENCE & TECHNOLOGY, OPTOQUEST CO LTD and HELM CARL HENRIK.

Patent filings in countries

World map showing CHANGZHOU YUZHOU ELECTRIC POWER TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing CHANGZHOU YUZHOU ELECTRIC POWER TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Optical systems

Top inventors

# Name Total Patents
#1 Chen Jianjun 11

Latest patents

Publication Filing date Title
CN104539255A Portable filter
CN104466309A Waterproof filter
CN104467726A Adjustable filter
CN104485916A Detection filter
CN104459889A Filter with chamber
CN104467725A Anti-interference filter
CN104466310A Protective filter
CN104466312A Buffer filter
CN104466311A Dielectric filter
CN104467721A Flexible type filter
CN104470336A Efficient cooling filter