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CHANGZHOU CHANGYE HYDRAULIC CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    89,664
About

CHANGZHOU CHANGYE HYDRAULIC CO LTD has a total of 19 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets machine tools are DAI YANQING, CHONGQING FENGGUO QIYANG TECHNOLOGY DEV CO LTD and SICHUAN LIFENG AVIATION TECH CO LTD.

Patent filings in countries

World map showing CHANGZHOU CHANGYE HYDRAULIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing CHANGZHOU CHANGYE HYDRAULIC CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Top inventors

# Name Total Patents
#1 Yang Jianxin 19

Latest patents

Publication Filing date Title
CN104440270A Clamp tool
CN104383780A Gas-water separator for evaporator
CN104439848A Motor circuit board welding clamp
CN104439310A Live center for powerful turning
CN104456592A Smoke exhaust pipe with self-cleaning function
CN104390561A Stop mouth dimension measuring fixture
CN104482043A Novel lubricating guide rail
CN104400717A Motor component assembly clamp
CN104458143A Valve leakage detection table
CN104439888A Conical-surface rolling tool
CN104405773A Shaft seat locking mechanism
CN104440691A Annular part fixing clamp
CN104436969A Gas-water separator
CN104440134A Guide rail capable of being automatically lubricated
CN104383781A Gas-water separation device
CN104456038A Oil pipe
CN104440195A Damping tool clamping device
CN104396426A Peanut harvester
CN104436968A Air-water separator of air compressor