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DONG ZHONGTIAN

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    166,591
About

DONG ZHONGTIAN has a total of 13 patent applications. Its first patent ever was published in 2001. It filed its patents most often in China. Its main competitors in its focus markets machine tools, electrical machinery and energy and materials and metallurgy are INTER METALLICS KK, YOSHITSUKA SEIKI KK and KEIYO BLANKING KOGYO KK.

Patent filings in countries

World map showing DONG ZHONGTIANs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing DONG ZHONGTIANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Zhongtian 13

Latest patents

Publication Filing date Title
CN111739725A Method and equipment for preparing anisotropic bonded magnet
CN111354564A Orientation forming die, device and method for anisotropic bonded magnetic ring
CN109940918A The universal automatic isostatic pressing machine of dry type
CN106493361A Thin film dry bag magnetic field equal static pressure press
CN105965948A Film dry bag type isostatic pressing machine
CN106142641A Isostatic pressed bag film is unstressed mould
CN105346129A Magnetic field isostatic pressing machine
CN105346136A Axial pressurization liquid plastic isostatic pressing die
CN103978208A Magnetic powder feeding device of anisotropic bonded NdFeB magnetic ring one-shot forming technology
CN103971917A Forming method and device of sintered Nd-Fe-B radiation magnetic ring
CN103148704A Hot-press thermal deformation furnace used for preparing anisotropic bonded NdFeB
CN1757465A Dehydrogen technology for preparation of neodymium-iron-boron powder
CN1326834A Powder producing process and equipment by Rb-Fe-B multiple work station hydrogenation