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ANHUI TONGDU FLOW TECH CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    51,996
  • Filing trend
    ⇧ 300.0%
About

ANHUI TONGDU FLOW TECH CO LTD has a total of 30 patent applications. It increased the IP activity by 300.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, civil engineering and chemical engineering are KUNSHAN VIZA VALVE CO LTD, SHANGHAI KAIKE VALVE MFG CO LTD and ZHEJIANG WEITENG VALVE CO LTD.

Patent filings in countries

World map showing ANHUI TONGDU FLOW TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

Chart showing ANHUI TONGDU FLOW TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Chun 15
#2 Yang Lingjie 12
#3 Lei Peng 12
#4 Yu Hongxiao 9
#5 Tang Ling 7
#6 Chen Lei 7
#7 Tao Shanxiang 6
#8 Wang Xiaofeng 4
#9 Liu Guanghe 4
#10 Wu Jingsong 4

Latest patents

Publication Filing date Title
CN111594629A Double-cutter slurry gate valve for shield machine
CN111350836A Anti-blocking hydraulic slurry ball valve for shield machine
CN111075461A Dual-mode system dumping gate
CN111486248A Slurry ball valve for shield tunneling machine
CN111005732A Double open type gate with replaceable knife
CN110985717A Check valve for slurry shield machine
CN110726349A Soft seal gate valve inner cavity shape and position size detection jig and application
CN110645437A Corrugated pipe type plugging ball applied to slurry shield machine pipeline extension system
CN110748658A Capsule-shaped composite sealing gate
CN110454605A A kind of self-sealing mud valve
CN110469712A A kind of High Pressure Difference efficiency fluid level control valve
CN110410536A Low hydraulic pressure ball-cock assembly
CN110630787A Float type anti-upstream check valve
CN110230711A A kind of three-way diverter valve with accumulation of energy valve seat
CN110259464A A kind of slurry shield machine efficient intelligent type integrated system pipe connector
CN109488320A A kind of slurry shield normal pressure tool changing device
CN109505615A A kind of pinpoint normal pressure tool changing device pedestal
CN109738172A A kind of tool-wear monitoring device of normal pressure tool changing device
CN109441466A Knife cylinder in a kind of self-centering type of normal pressure tool changing device
CN109488777A A kind of ready-package gate valve of high-performance enamel sealing