Learn more

CHONGQING QIANYAN MACHINERY CO LTD

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    43,335
About

CHONGQING QIANYAN MACHINERY CO LTD has a total of 36 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machine tools, measurement and materials and metallurgy are ZHENG JUNFENG, SUZHOU JOYO METAL TECH CO LTD and LECN MECH EQUIPMENT CO LTD.

Patent filings in countries

World map showing CHONGQING QIANYAN MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 36

Patent filings per year

Chart showing CHONGQING QIANYAN MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Luo Guiliang 36

Latest patents

Publication Filing date Title
CN108279096A A kind of device for detecting sealability of valve
CN108515400A A kind of valve inner face grinding device
CN108500327A A kind of drilling device for flange plate
CN108212627A A kind of valve handle spray-painting plant
CN108212652A A kind of device for painting of valve
CN108555118A A kind of valve handle punching marking device
CN108515205A A kind of valve ending cover perforating device
CN108500779A A kind of spool grinding apparatus
CN108212670A A kind of device for painting of valve handle
CN108480700A A kind of valve ending cover processing drilling equipment
CN106625051A Shaft end grinding device
CN106840492A Axle class torque test device
CN106826281A Shaft member boring grab
CN106840622A Optical axis fixture
CN106826480A Axle polishing mechanism
CN106679549A Detection device for shaft accessory installation
CN106964820A Drill jig equipment for boring step crankshaft end holes
CN106737173A Shaft end grinding clamp
CN106825670A Ladder axial end drilling equipment
CN106737022A The axial workpiece thin sander of sand belt