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NINGBO YUNSHENG CO LTD

Overview
  • Total Patents
    123
  • GoodIP Patent Rank
    22,488
  • Filing trend
    ⇩ 11.0%
About

NINGBO YUNSHENG CO LTD has a total of 123 patent applications. It decreased the IP activity by 11.0%. Its first patent ever was published in 1995. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets electrical machinery and energy, surface technology and coating and materials and metallurgy are LANDA VACLAV, SPEZIALFABRIK FUER ALUMINIUM S and LEAP CO LTD.

Patent filings in countries

World map showing NINGBO YUNSHENG CO LTDs patent filings in countries

Patent filings per year

Chart showing NINGBO YUNSHENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ding Yong 28
#2 Zhang Min 28
#3 Lyu Xiangke 15
#4 Yang Qingzhong 13
#5 Yunde Zhu 12
#6 Hu Yiqun 12
#7 Ouyang Xike 11
#8 Lv Xiangke 10
#9 Kan Rong 10
#10 Wang Wei 6

Latest patents

Publication Filing date Title
CN112133516A Spliced magnetic steel, tool and assembly method
CN111957957A Preparation method of low-declination wafer magnetic steel
CN112123099A Positioning mechanism for grinding tile-shaped neodymium iron boron magnetic steel
CN112237988A Obliquely oriented magnet magnetization direction sorting device
CN111180158A R-T-B series sintered permanent magnet and preparation method thereof
CN110993311A Method for preparing high-performance bulk neodymium-iron-boron magnet through grain boundary diffusion
CN111048279A Magnetic sucker and manufacturing method thereof
CN110983334A Neodymium-iron-boron magnet composite nickel plating method
CN111005044A Dark nickel barrel plating process for improving surface tension of neodymium iron boron magnet
CN110699648A PVD composite film layer of neodymium iron boron magnet and preparation process
CN110649771A Automatic assembling device for rotor surface-mounted magnetic steel
CN110592623A Formula and method of nickel electroplating solution for improving uniform distribution of neodymium iron boron magnet coating
CN109773196A A kind of crushing-separating apparatus of the primary slab of neodymium iron boron
CN109518239A A kind of electro-plating method of sintered neodymium iron boron material
CN109509628A A kind of preparation method of sintered NdFeB composite powder
CN109396425A A kind of neodymium iron boron powder moulding mold for drift angle of magnetizing
CN109585113A A kind of preparation method of Sintered NdFeB magnet
CN108964366A A kind of the bonding magnetic steel fixture and its adhering method of linear vibration motor component
CN108305772A A kind of method of Sintered NdFeB magnet grain boundary decision
CN108305773A A method of preparing performance Nd Fe B sintered magnet