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FUJIAN CHANGTING GOLDEN DRAGON RARE EARTH CO LTD

Overview
  • Total Patents
    54
  • GoodIP Patent Rank
    31,411
About

FUJIAN CHANGTING GOLDEN DRAGON RARE EARTH CO LTD has a total of 54 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets materials and metallurgy, electrical machinery and energy and thermal processes are NINGBO ZHONGKE B PLUS NEW MATERIALS TECH CO LTD, TOHOKU MAGNET INST CO LTD and YANTAI ZHENGHAI MAGNETIC MATERIAL CO LTD.

Patent filings per year

Chart showing FUJIAN CHANGTING GOLDEN DRAGON RARE EARTH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Jiaying 23
#2 Huang Qingfang 13
#3 Wang Qingjiang 10
#4 Wang Jinlei 9
#5 Li Guofei 9
#6 Tang Zhihui 9
#7 Lan Qin 8
#8 Kong Weifeng 7
#9 Luo Ying 7
#10 Liao Zongbo 7

Latest patents

Publication Filing date Title
CN112086256A R-Fe-B rare earth sintered magnet and preparation method thereof
CN112176286A Coating, metal magnet with coating and preparation method of coating
CN112267115A Corrosion-resistant and wear-resistant composite coating applicable to neodymium iron boron and preparation method thereof
CN111768968A Neodymium iron boron profiling system and method
CN111730055A Profiling die
CN111739705A R-T-B magnet material, R-T-B material and preparation method thereof
CN111653419A Die, press forming method and product of neodymium iron boron magnetic material
CN111681868A Method for treating neodymium iron boron alloy sheet after smelting
CN111627635A R-T-B series permanent magnetic material and preparation method thereof
CN111874936A Preparation method of raw material for preparing nano rare earth oxide
CN111653405A Preparation method of low-nitrogen RE-Fe-B series permanent magnet material and product thereof
CN111644580A Neodymium-iron-boron material, preparation method and application thereof
CN111653406A Method for recycling permanent magnet material ultrafine powder and molding waste and product thereof
CN111627634A R-T-B magnetic material and preparation method thereof
CN111627632A R-T-B magnetic material and preparation method thereof
CN111627633A R-T-B magnetic material and preparation method thereof
CN111633212A Method for processing sintered neodymium iron boron blank
CN111636035A Heavy rare earth alloy, neodymium iron boron permanent magnet material, raw materials and preparation method
CN111613410A Neodymium-iron-boron magnet material, raw material composition, preparation method and application
CN111613407A R-T-B series permanent magnetic material, raw material composition, preparation method and application thereof