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YU WEIWEN

Overview
  • Total Patents
    93
  • GoodIP Patent Rank
    23,855
  • Filing trend
    ⇩ 83.0%
About

YU WEIWEN has a total of 93 patent applications. It decreased the IP activity by 83.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets furniture and games, foods and drinks and chemical engineering are GUANGZHOU SUNNY IND CO LTD, HEATH FRANK PEARSON and BISBELL MAGNETIC PRODUCTS LTD.

Patent filings in countries

World map showing YU WEIWENs patent filings in countries
# Country Total Patents
#1 China 93

Patent filings per year

Chart showing YU WEIWENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Weiwen 92
#2 Yu Lihong 68
#3 Li Yaoqiang 8
#4 Huang Jianzhen 2
#5 Su Zuqin 2
#6 Xu Hailu 1
#7 Zhang Xilan 1
#8 Ding Xiaohong 1

Latest patents

Publication Filing date Title
CN111606460A Sewage separation device for chemical industry
CN111686549A Chemical waste gas treatment and discharge device
CN108378656A A kind of subregion refrigeration tea tray
CN108552899A A kind of thermal insulation cup of the double cups of band
CN108420264A A kind of Tea cup with double lids
CN108125565A A kind of Portable field tea making device
CN107518107A A kind of tea leaf water-removing device
CN107518106A A kind of tea green-keeping quickly cooling device
CN107616256A A kind of tea rolling drying device
CN107581288A A kind of tea-frying cylinder
CN107624886A A kind of tealeaves stir-frying mechanism
CN107484846A A kind of tealeaves cleaning device
CN107456026A A kind of adjustable teapot of capacity
CN107307714A A kind of easy to clean tea tray
CN107259929A A kind of shatter-resistant Tea maker
CN107319017A It is a kind of be easy to radiate dedusting tea drier
CN107333923A One kind feeds convenient tea twisting machine
CN107411560A One kind steams tea set
CN107242313A A kind of tea drying device
CN107348022A A kind of Measuring Moisture Content of Tea removal device