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GUANGZHOU GRG METROLOGY & TEST CO LTD

Overview
  • Total Patents
    123
  • GoodIP Patent Rank
    12,822
  • Filing trend
    ⇧ 72.0%
About

GUANGZHOU GRG METROLOGY & TEST CO LTD has a total of 123 patent applications. It increased the IP activity by 72.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets measurement, computer technology and telecommunications are CASIC DEFENSE TECHNOLOGY RES & TEST CT, SHENZHEN TIANSU CALIBRATION AND TESTING CO LTD and F I T MESSTECHNIK GMBH.

Patent filings in countries

World map showing GUANGZHOU GRG METROLOGY & TEST CO LTDs patent filings in countries
# Country Total Patents
#1 China 123

Patent filings per year

Chart showing GUANGZHOU GRG METROLOGY & TEST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Hua 20
#2 Li Zhiwei 18
#3 Long Yang 14
#4 Wang Zhuonian 13
#5 Yan Honglian 12
#6 Chen Xubo 12
#7 Wang Haiming 11
#8 Ren Xiangxiang 10
#9 Huang Yingling 10
#10 Li Wenxing 8

Latest patents

Publication Filing date Title
CN112291309A Cloud service data acquisition equipment calibration method and system
CN112067849A Speedometer sensor calibration system
CN112033829A Falling ball impact test device
CN112197939A Calibration method and calibration system of light source stroboscopic tester based on optical chopping method
CN112113746A Calibration method and calibration system of light source stroboscopic tester based on external modulation light source method
CN112129492A Calibration method and calibration system of simple light source stroboscopic tester based on light-emitting diode
CN112129493A Calibration method and calibration system of light source stroboscopic tester based on internal modulation light source method
CN112019039A Power interface circuit with high-grade surge protection and high EMI performance
CN111722015A Three-coaxial testing method for bare wire of aviation airborne shielding cable
CN111812236A Detection method of alpha, alpha' -tri (4-hydroxyphenyl) -1-ethyl-4-isopropylbenzene
CN111721401A Low-frequency noise analysis system and method
CN111650449A Low-frequency noise testing device and method
CN110849935A Thermal diffusion detection method of battery system
CN110898890A Grinding and crushing device and grinding method
CN110806474A Qualitative and quantitative detection method for red phosphorus in plastic product
CN110850261A Online measurement circuit and measurement method
CN110795800A Screw rigidity determination method
CN110851924A Method and device for determining screw rigidity, computer equipment and storage medium
CN110702550A Test method for obtaining material wear coefficient
CN110837693A Limited boundary simplifying method for pressure container