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HUNAN CHANGDE WATER METER MFT CO LTD

Overview
  • Total Patents
    66
  • GoodIP Patent Rank
    22,194
  • Filing trend
    ⇧ 700.0%
About

HUNAN CHANGDE WATER METER MFT CO LTD has a total of 66 patent applications. It increased the IP activity by 700.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets measurement, environmental technology and machine tools are JINAN RICHENS ELECTRONIC CO LTD, OVAL CORP and BOPP & REUTHER MESSTECH GMBH.

Patent filings in countries

World map showing HUNAN CHANGDE WATER METER MFT CO LTDs patent filings in countries
# Country Total Patents
#1 China 66

Patent filings per year

Chart showing HUNAN CHANGDE WATER METER MFT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liao Jie 33
#2 Wu Kaipeng 27
#3 Liu Guoqing 23
#4 Liu Hualiang 23
#5 Hei Yangchao 17
#6 Yang Xiaofei 13
#7 Luo Liqiang 13
#8 Peng Yingjie 11
#9 Li Huaiqing 11
#10 Peng Chengwei 9

Latest patents

Publication Filing date Title
CN112290665A Energy-saving acquisition equipment for automatically identifying power supply type and multi-power-supply equalizer and control method
CN112179449A Wisdom water utilities water supply instrument data acquisition equipment
CN112285471A Electronic device detection device
CN112268591A Intelligent frost crack prevention water meter
CN112268594A Multifunctional water meter body mounting structure
CN112230686A Water meter reading area detection algorithm based on multi-feature fusion
CN112268589A Water meter with temperature self-adaptive sealing structure
CN112179435A Rotary piston positive displacement water meter
CN112175431A Water meter shell and manufacturing method thereof
CN112224550A Water meter packing machine capable of achieving quick packing
CN112179458A Full-automatic error correction calibrating device of electronic water meter
CN112179459A Water meter load detection device for simulating water meter use environment
CN112212931A Intelligent water meter with automatic water leakage alarm function
CN112179640A Pressure-resistant detection device for water meter shell
CN112179447A Water meter connecting device with rectification function
CN112179439A Intelligent water meter with automatic water leakage alarm function
CN112179423A High-precision bidirectional metering intelligent water meter
CN112179438A Water meter convenient for error adjustment
CN112180061A Intelligent water meter with water quality detection function and warning structure
CN112192169A Full-automatic water meter assembling machine