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ZHONGSHAN CHENGWEI TECH CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    49,022
  • Filing trend
    ⇩ 33.0%
About

ZHONGSHAN CHENGWEI TECH CO LTD has a total of 32 patent applications. It decreased the IP activity by 33.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets optics are IKEBUCHI YUTAKA, OKI MASAHIRO and KESEL JAN DE.

Patent filings in countries

World map showing ZHONGSHAN CHENGWEI TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

Chart showing ZHONGSHAN CHENGWEI TECH CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Electrography

Top inventors

# Name Total Patents
#1 Liu Junqing 22
#2 Wen Xueliang 9
#3 Pu Hongli 8
#4 Zhou Zhengjun 6
#5 Wang Jizhong 1
#6 Li Xiong 1
#7 Tang Yong 1

Latest patents

Publication Filing date Title
CN108153125A Delevoping cartridge
CN108037648A Delevoping cartridge
CN108021005A Delevoping cartridge and the handle box with the Delevoping cartridge
CN107678260A A kind of Delevoping cartridge
CN107561890A A kind of Delevoping cartridge
CN107544225A A kind of Delevoping cartridge
CN107632502A A kind of Delevoping cartridge
CN106406060A Actuating rod and processing cartridge comprising same
CN106125531A Handle box
CN107219745A Drum unit and the handle box with the drum unit
CN106353992A Processing cartridge
CN106610575A Power coupling device and processing box
CN106707710A Control method of power receiving part, power supply control circuit, rotating member and processing box
CN106338902A Processing box
CN106707712A Processing box
CN106154787A Sealing member and there is the Delevoping cartridge of this sealing member
CN106154784A The method of supplying power to of a kind of voltage generating unit and handle box