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LI SHIHUANG

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    92,777
  • Filing trend
    ⇩ 50.0%
About

LI SHIHUANG has a total of 43 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2002. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and surface technology and coating are AKINO HIROSHI, DALI AS and JIN YOUNG ACOUSTIC CO LTD.

Patent filings in countries

World map showing LI SHIHUANGs patent filings in countries

Patent filings per year

Chart showing LI SHIHUANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Shihuang 43

Latest patents

Publication Filing date Title
CN112087679A Manufacturing method of sound box body and manufacturing method of sound box
CN112291646A Sound box
CN111836242A Bluetooth quick connection method and Bluetooth input device
CN111163405A Ultrathin loudspeaker, loudspeaker box and electronic product
CN110719549A Stereo sound box and stereo system
CN110726053A Support device suitable for portable computer
CN108391987A A kind of joint product of speaker and furniture
CN107566928A The blow mold and preparation method of a kind of casing of audio amplifier, sound box
CN106895024A Spiral flow constant-pressure pump
CN106028233A Acoustic structure equipped with passive diaphragm units
CN106028213A Acoustic structure using passive vibrating diaphragm unit
CN106028232A Acoustic structure with passive diaphragm units
CN105491480A Audio radiant tube as well as module and loudspeaker box provided with audio radiant tube
CN105516836A Box body of loudspeaker box and loudspeaker box
CN104618832A Cavity scalable speaker
CN104602160A Digital loudspeaker and connection method thereof
CN103841477A Acoustic structure with passive vibrating diaphragm unit
WO2014074074A1 A telescopic sound box
WO2014074073A1 An illumination sound box
WO2013100863A2 Coaxial diaphragm loudspeaker unit and mirror coaxial diaphragm speaker