Learn more

HUIZHONG INSTR CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    65,468
  • Filing trend
    ⇩ 60.0%
About

HUIZHONG INSTR CO LTD has a total of 25 patent applications. It decreased the IP activity by 60.0%. 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 telecommunications are AQUAMETRO WASSERMESSERFABRIK A, HEJDUK FRANTISEK and THORN EMI FLOW MEASUREMENT LTD.

Patent filings in countries

World map showing HUIZHONG INSTR CO LTDs patent filings in countries
# Country Total Patents
#1 China 25

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Lixin 25
#2 Zhu Xiangna 10
#3 Li Dehai 10
#4 Yan Xuezhi 10
#5 Zhang Yong 6
#6 Feng Xiankui 6
#7 Du Changzheng 5
#8 Wei Yueyou 3
#9 Zhang Jichuan 2
#10 Chen Hui 2

Latest patents

Publication Filing date Title
CN111623838A Measuring section structure and method of ultrasonic measuring device
CN111595399A Ultrasonic measurement structure and assembling method thereof
CN111595398A Rectification structure and method of ultrasonic measuring device
CN111503287A Small-caliber temperature and pressure measuring butterfly valve structure and assembling method thereof
CN111503286A Small-caliber integrated butterfly valve structure and assembling method thereof
CN111426358A Ultrasonic measurement structure and assembling method thereof
CN111272363A Device and method for testing sealing performance of cable sheath
CN110702180A Ultrasonic sensor mounting structure and method
CN110530439A A kind of multi-paths ultrasound flow tube segment body
CN110617858A Ultrasonic sensor arrangement method for flow measurement
CN109273820A A kind of resistance to compression antenna structure and its assemble method
CN108981833A A kind of Ultrasonic water meter, flowmeter, heat table structure and its assemble method
CN108051046A It is a kind of to carry out level monitoring device and method using paired ultrasonic sensor
CN107402050A The pressure-resistant resist freezing structure and method of a kind of sonac piezoelectric ceramic wafer
CN106679749A Central sleeve flow constraint structure for ultrasonic water meter, heat meter and flowmeter and method
CN106768107A The pipe segment structure and sonac assemble method of a kind of sonac
CN106525170A Measurement tubulation structure with rectification function and assembling method thereof
CN106643933A Installation method of portable ultrasonic flowmeter
CN106153134A A kind of ultrasonic flow transducer and assemble method thereof
CN105973327A Ultrasound flow sensor and assembling method thereof