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HENAN GAOYUAN MAINTENANCE TECH OF HIGHWAY CO LTD

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    45,460
  • Filing trend
    0.0%
About

HENAN GAOYUAN MAINTENANCE TECH OF HIGHWAY CO LTD has a total of 34 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets measurement, civil engineering and macromolecular chemistry and polymers are SHANXI PROVINCIAL RES INST COMMUNICATIONS, QILU TRANSP DEVELOPMENT GROUP CO LTD and FOSHAN TRAFFIC TECH CO LTD.

Patent filings in countries

World map showing HENAN GAOYUAN MAINTENANCE TECH OF HIGHWAY CO LTDs patent filings in countries
# Country Total Patents
#1 China 34

Patent filings per year

Chart showing HENAN GAOYUAN MAINTENANCE TECH OF HIGHWAY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Tingguo 33
#2 Zhang Qing 29
#3 Li Zhongyu 29
#4 Liu Yuheng 24
#5 Shi Jicun 18
#6 Zuo Xianbao 17
#7 Li Guozheng 11
#8 Han Zhiyu 10
#9 Hou Dehua 9
#10 Wang Junxiong 8

Latest patents

Publication Filing date Title
CN112285705A Ground penetrating radar for rapidly detecting water content of road subgrade
CN112112033A Continuous self-walking fiber-adding synchronous gravel seal construction equipment
CN112112106A Urban road surface hydrologic cycle washing and sweeping vehicle
CN112112037A Superstrong viscous coat construction equipment convenient to cold recycling surface course material is under construction fast
CN111455791A Milling machine macro flatness control device and control method
CN111299925A Automatic welding device for finish milling and planing drum tool apron
CN111395093A Crack-resistant emulsified asphalt cold-recycling mixture pavement structure and preparation method thereof
CN111413226A Semi-rigid pavement bearing capacity evaluation method
CN111426584A Semi-rigid pavement structure reliability evaluation method
CN111272987A Method for evaluating compaction waiting time of emulsified asphalt mixture
CN111366430A Mould for emulsified asphalt concrete compaction parameter analysis and use method
CN111305025A Milling machine spiral sweeper
CN111285649A Method for improving strength of emulsified asphalt mixture
CN111056771A High-performance cement emulsified asphalt mixture and preparation method thereof
CN110395943A A kind of long-life cold recycled asphalt concrete and preparation method thereof
CN110551402A Normal-temperature regenerant for waste asphalt mixture and preparation method thereof
CN110334429A A kind of prediction technique of bituminous pavement remanent fatigue life
CN110243682A A kind of road load-carrying properties evaluation method based on road surface dynamic deflection
CN110230247A A kind of road structure venereal disease evil detection device and method based on laser doppler technique
CN109722970A Bituminous concrete room temperature laying equipment continuous walking operation is gathered materials feedway