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LUOYANG QIANHE INSTR CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    196,938
About

LUOYANG QIANHE INSTR CO LTD has a total of 15 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets transport, basic communication technologies and environmental technology are QINGDAO HIGHLY ELECTRIC CO LTD, HANGZHOU SUNHOLD IND CO LTD and AUTOCLIMA S P A.

Patent filings in countries

World map showing LUOYANG QIANHE INSTR CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing LUOYANG QIANHE INSTR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pang Yongxing 8
#2 Zhong Zhidan 6
#3 Yongxing Pang 5
#4 Li Long 4
#5 Li Penghui 3
#6 Guisheng An 2
#7 Feifei Chen 1
#8 Chen Yao 1
#9 Yuguo Chang 1
#10 Tianxing Pang 1

Latest patents

Publication Filing date Title
CN111452673A Pure electric vehicle
CN111064472A Method and device for compressing and decompressing indicator diagram data and computer readable storage medium
CN104948170A Remote measuring device for oil well liquid level position
CN104863570A Wireless remote oil well indicator diagram measuring instrument
CN104142285A Device for measuring parameters of crude oil inside oil storage tank
CN104142389A Increment-based online oil-water content measuring and calculating method
CN104142390A Oil-water content calculation method
CN104142286A Online oil-water content measuring and calculating method
CN103886339A Oil pumping device indicator diagram dynamic identification method and device based on BP neural network
CN101969216A Method for balancing serial electric quantity energy storage system
CN101700742A Vehicle body braking electrical power generating system
CN101660400A Alarming method by monitoring shutdown of pumping machine based on acceleration sensor
CN101660401A Real-time alarming method by monitoring shutdown of pumping machine based on acceleration sensor
CN101551227A Supporting seat for ball bar ruler
CN101551243A Ball bar ruler