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HENAN PROVINCIAL COMM PLANNING SURVEY & DESIGN INST CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    137,997
About

HENAN PROVINCIAL COMM PLANNING SURVEY & DESIGN INST CO LTD has a total of 16 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and measurement are YUANYI CONSTRUCTION TECHNOLOGY SHANGHAI CO LTD, HENGSHUI RUBBER CO LTD and KAWAGUCHI METAL IND CO LTD.

Patent filings in countries

World map showing HENAN PROVINCIAL COMM PLANNING SURVEY & DESIGN INST CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing HENAN PROVINCIAL COMM PLANNING SURVEY & DESIGN INST CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Li Feiran 12
#2 Tang Yi 6
#3 Zhang Cunchao 6
#4 Zhang Xuhui 5
#5 Li Yupeng 4
#6 Li Guopu 4
#7 Yang Qing 4
#8 Wan Jin 3
#9 Li Huaqiang 3
#10 Wu Jifeng 3

Latest patents

Publication Filing date Title
CN104846751A Anti-fatigue reinforcing device for concrete filled steel pipe truss structure nodes and construction method thereof
CN104846752A Anti-fatigue reinforcing device for connection nodes of chord of bridge arch rib and construction method thereof
CN104831642A Construction method for reinforcing concrete plate girder bridge through corrugated sheet steel
CN104988844A Secondary tensioning prestressed assembly-type corrugated steel web composite beam and construction method thereof
CN104594194A Composite bridge deck applied to long-span bridges and city bridges
CN104652295A Overall strengthening method for through concrete-filled steel tube arch bridge
CN104612052A Anchor device for bridge arch rib derrick
CN104007436A Road survey and design method based on airborne LiDAR data
CN103938549A Construction method for fabricated type corrugated steel inclined web combined beam
CN103924505A Prefabricated steel-concrete combination T beam with corrugated steel web and construction method
CN103711067A Transversely assembled corrugated steel web combined box girder with small number of supports and construction method thereof
CN103669193A Laterally spliced combination T beam with wavy steel webs and construction method thereof
CN103388303A Horizontal splicing corrugated steel web plate combined box girder and construction method
CN102518035A Prefabricated steel highway bridge
CN102352590A Method for splicing highfill roadbed by adopting pile-sheet retaining wall
CN102359046A High fill subgrade connection method