Learn more

TIANJIN WANHUA CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    171,325
About

TIANJIN WANHUA CO LTD has a total of 20 patent applications. Its first patent ever was published in 2003. It filed its patents most often in China. Its main competitors in its focus markets machines, surface technology and coating and basic materials chemistry are JINBAOLI TECHNOLOGY SUZHOU CO LTD, SHENGYI TECHNOLOGY SHAANXI CO LTD and TIANJIN TENDE RUBBER & PLASTIC MACHINERY CO LTD.

Patent filings in countries

World map showing TIANJIN WANHUA CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing TIANJIN WANHUA CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cui Yu 10
#2 Xu Jingji 7
#3 Su Zhigang 6
#4 Tian Libin 6
#5 Li Guangyue 5
#6 Liu Mingquan 5
#7 Liu Bojun 5
#8 Ren Dapeng 5
#9 Gao Donghai 4
#10 Zhao Fu 4

Latest patents

Publication Filing date Title
CN111516350A High-brightness mould pressing polyester film and preparation method thereof
CN109159402A A kind of film cupping machine and stretching test method
CN104890335A Preparation method of on-line coated compound polyester film resistant to high-temperature stewing
CN104504813A Prepaid flowmeter with external battery box component
CN104476821A Manufacturing system and manufacturing method of seamless flat rolling paper tube
CN104441709A Preparation method of polyester film for coating tag
CN104197658A Drying room
CN105252753A Method for preparing antimony-free biaxially oriented polyester film (BOPET)
CN103837265A Integrated prepayment type ultrasonic heat meter
CN103665352A Preparation method of environment-friendly special modified polyester chip for iron coating
CN103753932A Directly-compoundable low-melting-point polyester thin film preparation method for laminated steel
CN103631240A Heat metering information application service management platform on basis of internet of things for heat supply industry
CN103530950A Prepayment heat meter capable of being mounted in split mode
CN103240651A Tubing edging machine with workpiece drive disc mechanism
CN102779403A Ultrasonic heat meter with plug-and-play M-BUS interface
CN102708668A Heat metering information remote transmission system based on composite communication mode
CN102582130A Paper tube hot extruder with marking device
CN102267251B Making method for seamless paper tube
CN101607459A BOPET film capable of being directly heat-sealed
CN1534283A Calorie meter