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WUHAN TIANHONG INSTR CO LTD

Overview
  • Total Patents
    60
  • GoodIP Patent Rank
    72,329
  • Filing trend
    ⇩ 50.0%
About

WUHAN TIANHONG INSTR CO LTD has a total of 60 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2007. It filed its patents most often in China, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets measurement, machine tools and chemical engineering are GAS MEASUREMENT INSTRUMENTS LTD, LABINTELLIGENCE INC and SHIELDS INSTR LTD.

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Li Hongjie 40
#2 Li Kaihua 24
#3 Hongjie Li 20
#4 Zhang Peisheng 15
#5 Han Changmian 13
#6 Fan Xinfeng 10
#7 Peisheng Zhang 8
#8 Pan Yipei 7
#9 Xinfeng Fan 6
#10 Li Jinping 6

Latest patents

Publication Filing date Title
CN109655564A A kind of two-way continuous sample introduction device and method
CN109752298A A kind of dust from construction sites particle monitoring system and method
CN106624788A Semi-automatic binding apparatus for sampling nozzle
CN106624787A Automatic edge rolling device for sampling nozzle
CN106645522A On-line volatile organic compound monitoring system with automatic calibration function
CN105833671A Gas dryer
CN105181429A Volatile organic compound gas sample condensation and dehydration apparatus
CN105353046A Volatile organic compound gas freezing capture system and capture method
CN105043846A Volatile organic compound sample gas trapping system and method
CN105181431A Volatile organic compound gas trapping apparatus
CN104132776A Gas pressure generating device for pressure calibration
CN104181014A Atmospheric gaseous mercury sampling device
CN104122123A Gaseous mercury sampling device for stationary pollution source
CN104132863A Continuous monitoring device and continuous monitoring method for particulate matters
CN104075915A Vacuum pipeline system and method for gas sampling
CN104267198A Automatic calibration device and method for volatile organic compound analyzer
CN104111215A Oscillation balance-based fine particle continuous-monitoring device
CN104007046A Smoke detection device
CN104006991A Membrane supporter for containing smoke sampling filter membrane
CN103977763A Preparation method of efficient adsorbent for gaseous mercury sampling