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CHANGZHOU DAZHI PHOTOELECTRIC CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    63,929
  • Filing trend
    ⇩ 100.0%
About

CHANGZHOU DAZHI PHOTOELECTRIC CO LTD has a total of 25 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, macromolecular chemistry and polymers and optics are HEHONG ELECTRIC CO LTD, FOSHAN FULILAI LIGHTING CO LTD and CHEN XINGQUAN.

Patent filings in countries

World map showing CHANGZHOU DAZHI PHOTOELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 25

Patent filings per year

Chart showing CHANGZHOU DAZHI PHOTOELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Bozheng 17
#2 Wu Kai 5
#3 Cheng Baizheng 3

Latest patents

Publication Filing date Title
CN107418076A Lightweight diffuser plate and its preparation technology
CN107353564A The anti-dazzle light diffusing sheets of PS and its preparation technology
CN107434892A Diffuser plate and preparation method thereof
CN107353524A Durable type light diffusing sheet and preparation method thereof
CN107312256A Diffuser plate of high printing opacity and preparation method thereof
CN105840066A Security door with high safety
CN105852715A Towel disinfecting box
CN105841031A Flowerpot table lamp for students
CN105864671A Novel portable energy-saving lamp
CN105832228A Drying and sterilizing device for towels
CN105822986A Floor type solar landscape lamp for garden
CN105856621A Carton cutting machine with collection function
CN105823019A Lamp holder convenient to mount
CN105805663A Manual lifting street lamp
CN105800116A Flower transport box
CN105841032A Table lamp with high adaptability
CN105805680A Intelligent sound and light control table lamp
CN105841047A Novel electric lifting hall lamp
CN105822207A Metal window
CN105841112A Lamp