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SHANDONG RENFENG SPEICAL MAT CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    115,710
  • Filing trend
    ⇧ 33.0%
About

SHANDONG RENFENG SPEICAL MAT CO LTD has a total of 15 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets textiles and paper, environmental technology and chemical engineering are ZAOZHUANG HENGYU PAPER CO LTD, GUANGZHOU HUADU LIANHUA PACKING MAT CO LTD and BILLINGSFORS BRUKS AB.

Patent filings in countries

World map showing SHANDONG RENFENG SPEICAL MAT CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SHANDONG RENFENG SPEICAL MAT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Song Dianfeng 10
#2 Xu Ruyi 6
#3 Ge Long 4
#4 Han Qingbin 3
#5 Tang Hongbin 3
#6 Chen Yongjian 2
#7 Liu Dacang 1
#8 Hu Xin 1
#9 Wang Zhen 1
#10 Li Yali 1

Latest patents

Publication Filing date Title
CN111424449A Paper roll copy-back equipment and copy-back method
CN111289422A Prediction method for air permeability of filter paper
CN111379195A Film transfer sizing method for oilproof paper
CN111254747A Flame-retardant and efficient air filter paper
CN111235953A Method for improving flame retardance of air filter paper for automobile by using novel flame retardant
CN111238675A Real-time online monitoring system for surface temperature of vat in electric workshop
CN110258167A Wallpaper Waste paper strip recycling technique
CN110195371A Filter paper Waste paper strip recycling technique
CN110158365A A kind of environmental protection substrate and preparation method thereof
CN110158362A A kind of water-oil separating composite filter paper and preparation method thereof
CN108179662A A kind of antibacterial anti-curd food wrapping paper and preparation method thereof
CN108166309A A kind of paper waste secondary sludge recycling medicament and fluting medium preparation method
CN107460787A Opaque environmentally friendly nonwoven wallpaper
CN107541981A The preparation method of mould-proof-type nonwoven wallpaper
CN107313304A High-dimensional stability low cost nonwoven wallpaper