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AAC MICROTECH CHANGZHOU CO LTD

Overview
  • Total Patents
    138
  • GoodIP Patent Rank
    10,781
  • Filing trend
    ⇧ 270.0%
About

AAC MICROTECH CHANGZHOU CO LTD has a total of 138 patent applications. It increased the IP activity by 270.0%. Its first patent ever was published in 2009. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology, semiconductors and basic materials chemistry are AAC TECH NANJING CO LTD, MERRY ELECTRONICS (SHENZHEN) CO LTD and AUTHENTIC LTD.

Patent filings in countries

World map showing AAC MICROTECH CHANGZHOU CO LTDs patent filings in countries

Patent filings per year

Chart showing AAC MICROTECH CHANGZHOU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Hongxing 19
#2 Mao Lubin 14
#3 Chen Shaohai 11
#4 Li Guijie 10
#5 Liu Xiaodong 9
#6 Linghu Ronglin 9
#7 Xiao Bo 9
#8 Zhu Bingke 8
#9 Pan Yi 7
#10 Zhou Jie 7

Latest patents

Publication Filing date Title
CN111756928A Mode switching method, device, equipment, medium and sound production system for sound playing
CN111211661A Linear vibration motor
CN110908077A Compact telephoto lens
CN110231703A Camera optical camera lens
CN110231705A Camera optical camera lens
CN110231704A Wide-angle lens
CN110267179A Loudspeaker enclosure
CN110278517A Loudspeaker enclosure
CN110381426A Loudspeaker enclosure
CN110401903A Microphone device
CN110062316A Microphone device
CN110012399A Loudspeaker enclosure
CN110166907A Sounding device
CN110177322A Screen sounding driver and electronic equipment
CN110048579A A kind of vibrating motor
CN110149577A Microphone device
CN110166905A The winding method of microphone device and its voice coil
CN110166902A Microphone device
CN110121135A Microphone device
CN109889959A Microphone device