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WEIHAI HUADONG HEAVY IND CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    193,088
About

WEIHAI HUADONG HEAVY IND CO LTD has a total of 13 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets machine tools and measurement are SUZHOU EASSON OPTOELECTRONICS, MECOF SPA and WATCH OUT SA.

Patent filings in countries

World map showing WEIHAI HUADONG HEAVY IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing WEIHAI HUADONG HEAVY IND CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zhang Jianzhou 7
#2 Che Zhongwei 5
#3 Li Chaoqun 3
#4 Gao Honghao 3
#5 Tang Peng 3
#6 Lei Chenglong 3
#7 Fan Jiawen 2
#8 Zhang Huajin 2
#9 Zhang Junhui 2
#10 Zhongwei Che 2

Latest patents

Publication Filing date Title
CN105397525A Sliding clamping jaw for heavy vertical lathe work table
CN105414570A Internal C-shaped shaft swinging mechanism for ram of numerical-control floor type milling and boring machine
CN105423853A Detection device for front guide rail coplanarity of two stand columns of large-span gantry machine tool
CN104476216A Heavy-load precision revolving workbench for heavy-load numerical control floor type boring and milling machine
CN104439556A Hob head of heavy-duty precision numerically-controlled gear hobbing machine
CN102990475A Corrector for ram axis deviation caused by portal machine tool beam deformation
CN103029002A Hydraulic rolling combined guide rail unloading device
CN103028956A Auxiliary support device for hydraulic roller
CN102490028A Workbench exchange device
CN102490065A Static combined bearing for screw rod
CN102501402A Hydraulic device capable of outputting constant force, and control method
CN102489559A Plate rolling mould of press
CN101698282A Automatic replacing device for cutter for machine tool