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.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 10 | |
#2 | WIPO (World Intellectual Property Organization) | 2 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Furniture and games | |
#5 | Computer technology | |
#6 | Machine tools | |
#7 | Agriculture |
# | Technology | |
---|---|---|
#1 | Cleaning | |
#2 | Sanitary equipment | |
#3 | Drying solid materials by removing liquid | |
#4 | Venting or aerating devices | |
#5 | Turning | |
#6 | Data recognition and presentation | |
#7 | Shaping clay | |
#8 | Nails | |
#9 | Spraying devices | |
#10 | Animal care |
# | 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 |
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 |