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BEIJING CHANG BA TECH CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    65,508
  • Filing trend
    ⇧ 22.0%
About

BEIJING CHANG BA TECH CO LTD has a total of 25 patent applications. It increased the IP activity by 22.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology, computer technology and consumer goods are CHEN HUO, EMMA MIXED SIGNAL CV and SHENZHEN AUKEY SMART INFORMATION TECH CO LTD.

Patent filings in countries

World map showing BEIJING CHANG BA TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 25

Patent filings per year

Chart showing BEIJING CHANG BA TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Hua 25

Latest patents

Publication Filing date Title
CN110795059A Special-effect self-defined sound card
CN110798776A Remote control microphone system
CN110569014A sound card and sound card setting method
CN110418226A A kind of microphone and microphone system
CN108401200A A kind of microphone apparatus
CN108345489A A kind of program request system
CN108282712A A kind of microphone
CN108200516A A kind of microphone speaker all-in-one machine
CN108184179A A kind of microphone apparatus
CN108281142A A kind of requesting songs method and system
CN108062218A A kind of sound card device
CN108055620A A kind of Wireless sound card device
CN107864429A A kind of microphone audio amplifier all-in-one
CN108173027A A kind of tone frequency channel wire
CN109285555A A kind of change of voice method, device and mobile terminal
CN107482407A A kind of tone frequency channel wire
CN107493529A A kind of microphone holder
CN108470028A A kind of picture examination method and apparatus
CN107493528A A kind of sound processing method, device and microphone
CN107493544A A kind of sound switching method and microphone