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HENGYANG KAIXIN SPECIAL MAT TECH CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    127,994
About

HENGYANG KAIXIN SPECIAL MAT TECH CO LTD has a total of 13 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 materials and metallurgy, electrical machinery and energy and macromolecular chemistry and polymers are OBATA HARUKI, TS LABORATORIA PO PHYSIKO CHIM and ZHEJIANG GENERAL MORTAR RES INSTITUTE.

Patent filings in countries

World map showing HENGYANG KAIXIN SPECIAL MAT TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing HENGYANG KAIXIN SPECIAL MAT TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yongquan 13
#2 Zeng Xiaofeng 12
#3 Ceng Xiaofeng 1

Latest patents

Publication Filing date Title
CN105503198A Silicon nitride material and preparation method thereof
CN105936595A Silicon nitride heating element and preparation method thereof
CN106807465A A kind of silicon nitride crucible
CN106814023A Silicon nitride product corrosion test method
CN106816574A A kind of silicon nitride electrode protection cover
CN106810264A A kind of preparation method of silicon nitride ceramics
CN106810263A A kind of preparation method of silicon nitride stalk
CN106810290A A kind of preparation method of carborundum porous ceramics
CN106807951A Non-homogeneous phase deposition-thermal reduction prepares the method that iron coats silicon nitride composite powder
CN106817786A A kind of ceramic heating bar of adjustable firing rate
CN106810265A A kind of preparation method of silicon nitride protecting tube
CN106810718A A kind of surface treatment method of nano-silicon nitride powder
CN106808559A A kind of preparation method of silicon nitride crucible