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WU CHENGFENG

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    154,201
  • Filing trend
    ⇩ 100.0%
About

WU CHENGFENG has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1994. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, machines and mechanical elements are FAXON JOHAN, PETROJET INTERNAT and SUZHOU YIHE OPTICAL CO LTD.

Patent filings in countries

World map showing WU CHENGFENGs patent filings in countries

Patent filings per year

Chart showing WU CHENGFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Chengfeng 10
#2 Lin Kai 2
#3 Cai Zengyi 1
#4 Ye Jiaxiang 1
#5 Chengfeng Wu 1
#6 Liao Shengxi 1
#7 Chen Feng 1
#8 Luo Bing 1

Latest patents

Publication Filing date Title
WO2020103463A1 Quick disassembly/assembly structure of rack
CN107824515A A kind of portable type cleaning equipment for valve processing
CN108031668A A kind of portable type cleaning method for valve processing
CN107824537A Cleaning of Parts method is used in a kind of valve production of high-efficiency environment friendly
CN107983713A A kind of valve cleaning device with drying function
CN108031683A A kind of valve cleaning method with drying function
CN107744981A A kind of valve production Parts Washing Equipment of high-efficiency environment friendly
CN105894069A CRC QR code generating method for visual navigation and identification method
CN105643767A Manufacturing method for foam cement beehive
CN105171038A Full-automatic processing machine for holes
CN1109609A Selective inhibit/enable read/write device for high speed auxiliary storage