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Shenzhen grandsun electronic co ltd

Overview
  • Total Patents
    290
  • GoodIP Patent Rank
    5,192
  • Filing trend
    ⇩ 37.0%
About

Shenzhen grandsun electronic co ltd has a total of 290 patent applications. It decreased the IP activity by 37.0%. Its first patent ever was published in 2007. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets audio-visual technology, computer technology and telecommunications are HUIZHOU TYMPHANY ACOUSTICS TECH CO LTD, SHENZHEN AUKEY SMART INFORMATION TECH CO LTD and BEIJING XIAONIAO TINGTING TECH CO LTD.

Patent filings in countries

World map showing Shenzhen grandsun electronic co ltds patent filings in countries

Patent filings per year

Chart showing Shenzhen grandsun electronic co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Haiquan 278
#2 Shi Ruiwen 270
#3 Cao Lei 121
#4 Zhang Enqin 118
#5 Peng Jiugao 64
#6 Yu Xin 41
#7 Guo Shiwen 32
#8 Song Ya Nan 30
#9 Peng Xinlong 27
#10 Wang Rujun 26

Latest patents

Publication Filing date Title
WO2020169066A1 Keyless control apparatus and earphone
WO2020252998A1 Headphone
WO2020063798A1 Echo cancellation method, device and intelligent loudspeaker box
WO2020103528A1 Earphone correction structure and earphone
WO2020224086A1 Head-mounted earphones
CN112137607A Heart rate detection device and heart rate detection earphone
CN112153427A Method and equipment for transmitting multimedia data
CN112087690A Noise elimination device, earphone and sound box
CN112087685A Control method and device of sleep-aiding earphone
CN112009850A Neck hanging type sound box packaging box
CN112015264A Virtual reality display method, virtual reality display device and virtual reality equipment
CN112019961A Noise reduction parameter debugging method and device for noise reduction earphone and terminal
CN112019960A Method for monitoring scenes by utilizing earphone, device and readable storage medium
CN111988768A Bluetooth pairing control method and device, Bluetooth equipment and readable storage medium
CN111899730A Voice control method, device and computer readable storage medium
CN111846511A Paperboard packaging box and forming method thereof
CN111859008A Music recommending method and terminal
CN111864346A Bluetooth antenna structure and bluetooth wearing equipment
CN111866821A Bluetooth headset reconnection control method and device and Bluetooth headset
CN111857619A Display control method and display control device for sound box screen and sound box