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NINGBO YONGWEI GROUP CO LTD

Overview
  • Total Patents
    54
  • GoodIP Patent Rank
    32,925
  • Filing trend
    ⇧ 466.0%
About

NINGBO YONGWEI GROUP CO LTD has a total of 54 patent applications. It increased the IP activity by 466.0%. Its first patent ever was published in 2007. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, machine tools and materials and metallurgy are SHANGHAI HITACHI ELEC APPLIAN, NI SHIMAO and PUBLIC CORP HYDROSYLA.

Patent filings in countries

World map showing NINGBO YONGWEI GROUP CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhuang Xiping 49
#2 Lin Guofu 44
#3 Zheng He 39
#4 Xia Zuwei 9
#5 Zuwei Xia 5
#6 Xiping Zhuang 5
#7 Zifa Su 5
#8 Su Zifa 5
#9 Haikong Su 2
#10 Wang Aiying 2

Latest patents

Publication Filing date Title
CN111822647A Manufacturing method of rolling piston for refrigeration compressor
CN110184424A A kind of processing method of rotor-type compressor slide plate
CN109667758A A kind of rotator type compression assembly, compressor and air-conditioning equipment
CN109404288A A kind of production method of compressor crank shaft
CN109654020A A kind of compressor assembly and preparation method thereof
CN109338322A A kind of compressor sliding blade surface covering and preparation method thereof
CN109236650A A kind of rotor type cold compressor pump housing
CN109113999A The production method of partition in a kind of multicylinder compressor
CN109058112A Compressor upper bearing (metal) and its manufacturing method, compressor pump, compressor
CN109083843A The production method of partition in a kind of multicylinder compressor
CN108994530A A kind of production method of bearing of compressor
CN109130070A A kind of production method of bearing of compressor
CN108916231A A kind of production method of bearing of compressor
CN108971893A The manufacturing method of rotating air conditioner compressor slide plate substrate
CN108673067A A kind of production method of bearing of compressor
CN108673066A A kind of production method of bearing of compressor
CN108788638A A kind of production method of bearing of compressor
CN108788658A The production method of partition board in a kind of multicylinder compressor
CN110453152A A kind of slip sheet of refrigeration compressor and preparation method thereof
CN110453143A A kind of slip sheet of refrigeration compressor and preparation method thereof