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CHANGZHOU LIWEI KNIFE CO LTD

Overview
  • Total Patents
    40
  • GoodIP Patent Rank
    113,945
About

CHANGZHOU LIWEI KNIFE CO LTD has a total of 40 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets machine tools, chemical engineering and mechanical elements are SHANGHAI SHENGLUO CONSTRUCTION ENGINEERING CO LTD, RUSHAN HUANHAI AUTO PARTS CO LTD and CHONGQING DESHUN AUTO PARTS MFG CO LTD.

Patent filings in countries

World map showing CHANGZHOU LIWEI KNIFE CO LTDs patent filings in countries
# Country Total Patents
#1 China 40

Patent filings per year

Chart showing CHANGZHOU LIWEI KNIFE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xia Lirong 40
#2 Zhou Jianguo 40

Latest patents

Publication Filing date Title
CN104439306A Self-control centre chuck device
CN104438873A Rolling type die holder
CN104389823A Energy accumulator aerating tool
CN104368568A Part cleaning tank
CN104439562A Tap wrench for screw taps
CN104384990A Bearing bush scraping fixture
CN104401698A Four-linkage-rod workpiece controller
CN104411022A Bearing heater
CN104405698A Oil tank for hydraulic system
CN104440330A Bearing bush expanding clamp
CN104368843A Fixed drill jig
CN104374437A Turbine flowmeter
CN104374516A Flange type pressure tapping system of differential pressure transmitter
CN104383725A Peripheral transmission concentration mud scraper
CN104464836A Tender-moving and radial quick locking mechanism
CN104251613A Vertical drying device for solid particles
CN104251609A Powder stirring and drying device
CN104251610A Cloth intelligent dryer
CN104248925A Stirring apparatus of silicon wafer grinding liquid
CN104249413A Silicon chip collection device for linear cutting machine