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HONGKAI CHEN

Overview
  • Total Patents
    13
About

HONGKAI CHEN has a total of 13 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SHAOJUN SHI, TSNI PI MUKOMOLNOJ KP HO and YOSHITOMI FINE CHEM KK.

Patent filings in countries

World map showing HONGKAI CHENs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing HONGKAI CHENs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Hongkai Chen 13
#2 Hongmei Tang 13
#3 Hua Cheng 2
#4 Linfeng Wang 2
#5 Li Liu 1
#6 Xiaoying He 1

Latest patents

Publication Filing date Title
CN102011356A Curved subgrade protection structure for controlling floods and debris flow
CN101967802A Energy-dissipating hangar tunnel and energy-dissipating supporting base thereof
CN101892852A Self-anchored emergency anchor rod and installation method thereof
CN101974886A Combined rock fall shed tunnel and installation method thereof
CN101725143A Dangerous rock emergency anchor fixing bolt as well as manufacture and installation method thereof
CN101725104A Method for realizing emergent passing of traffic on mud-rock flow-silting road section by adopting load bearing umbrella
CN101718095A Minimal invasion healing management method for landslide
CN101532293A Locking body of fracture surface of edge coast and mounting method thereof
CN101487265A Expansion type support management method for slope ground partial potential safety hazard section
CN101487227A Combat-readiness floating bridge for mud-stone flow embedded road section and its erection method
CN101493366A Drilling hole stress sensor and drilling hole stress monitoring method thereof
CN101246217A Dangerous rock falling calamity early warning instrument and method thereof
CN1884718A Support-anchor combined protection and harness method for dangerous rock