Learn more

LINQUAN COUNTY LONGBI PEN IND CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    119,932
About

LINQUAN COUNTY LONGBI PEN IND CO LTD has a total of 14 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, consumer goods and macromolecular chemistry and polymers are SCHWAN BLEISTIFT FABRIK A G, DONG A TEACHING MATERIALS CO L and TRUECOLOR STATIONERY CO LTD.

Patent filings in countries

World map showing LINQUAN COUNTY LONGBI PEN IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing LINQUAN COUNTY LONGBI PEN IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Bin 14

Latest patents

Publication Filing date Title
CN109849144A A kind of writing brush penholder processing method
CN109666391A The moisture-proof anti-soda acid writing brush penholder paint of one kind and its manufacturing method
CN109551930A The writing brush of ink can be filled in a kind of penholder
CN109593513A A kind of glue and its manufacturing method for fixing new pen pen person of outstanding talent
CN109551928A A kind of writing brush that can prevent from sliding
CN109551931A A kind of bold and unconstrained processing technology
CN109551927A A kind of folding writing brush of penholder
CN109551929A A kind of writing brush that nib can be replaced
CN109627846A A kind of prepared Chinese ink that brightness is excellent
CN109535830A It is a kind of to write the prepared Chinese ink for using environment-friendly waterproof
CN109535829A A kind of ink formulation of easy-clear
CN109456643A A kind of waterproof prepared Chinese ink that adhesion strength is strong
CN109535828A It is a kind of to write clearly ink formulation
CN108501126A A kind of writing brush production cutter device that gap length is adjusted