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GOLDCARD HIGH-TECH CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    115,495
  • Filing trend
    ⇩ 100.0%
About

GOLDCARD HIGH-TECH CO LTD has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets measurement, mechanical elements and electrical machinery and energy are EMS HOLLAND BV, Wuxi water meter co ltd and CHONGQING RUILIBI GAS EQUIPMENT CO LTD.

Patent filings in countries

World map showing GOLDCARD HIGH-TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing GOLDCARD HIGH-TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dou Weiming 9
#2 Guo Gang 6
#3 Li Ming 5
#4 Hong Liyun 3
#5 Jiang Hangcheng 3
#6 Shen Wenxin 2
#7 Yang Lei 2
#8 Xia Tiexin 2
#9 Li Dawei 2
#10 Chen Dong 2

Latest patents

Publication Filing date Title
CN106817718A A kind of method of channel management for being applied to spread spectrum communication
CN106678412A Valve control circuit for flow instrument and control method of valve control circuit
CN106787665A A kind of instrument valve power supply control system
CN106647517A Internet of Things metering instrument remote firmware upgrading method and metering instrument system
CN106768138A A kind of flow measurement instrument sampling apparatus and its method for sampling
CN106706059A Volumetric flowmeter metering device and metering method thereof
CN106643951A Novel pulse metering device in fuel gas meter end and metering method
CN106560958A Low-power-consumption voltage protection circuit and gas meter
CN106481782A Composite rack structure
CN106556430A A kind of gas Actual flow test system and method with self-calibration function
CN106338322A System and method for detecting active two-way work gas solid flow
CN106289461A A kind of two-chamber piston type gas flow standard
CN106370250A Device for detecting valve opening in-place of gas meter based on photoelectric reflection technology
CN105546187A Built-in flow control mechanism of gas meter
CN105466529A Combustion gas meter pulsating flow error double-standard detection system and method