Learn more

NINGBO TONWEL AUDIO CO LTD

Overview
  • Total Patents
    32
  • GoodIP Patent Rank
    62,885
  • Filing trend
    ⇧ 100.0%
About

NINGBO TONWEL AUDIO CO LTD has a total of 32 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology and mechanical elements are PRONI LUCIO, CHANG TZU-CHUNG and SONIC SYSTEMS INC.

Patent filings in countries

World map showing NINGBO TONWEL AUDIO CO LTDs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

Chart showing NINGBO TONWEL AUDIO CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yan Jun 17
#2 Li Ziquan 15
#3 Zhang Yi 5
#4 Jin Dongshu 3
#5 Shi Songfu 3
#6 Lu Cheng 2
#7 Ouyang Zhengsong 2
#8 Fu Zhihong 1
#9 Gu Shun 1
#10 Li Haiyang 1

Latest patents

Publication Filing date Title
CN110602610A Subwoofer with low power compression
CN109462784A A kind of array speaker with compression design
CN109729477A A kind of bilateral array speaker of multi-angle covering
CN108566591A Audio frequency processing circuit, sound system and stereo or compound voice the method for broadcasting
CN108468690A A kind of automatic pinning and the array speaker with it
CN107172530A A kind of active super low voice box sound column combining structure
CN106817636A Sound equipment self-locking connecting device
CN106254996A For regulating the device at sound equipment inclination angle
CN106060686A Loudspeaker box structure
CN106101880A Sound equipment handle mechanism and assembly method thereof
CN105163249A Loudspeaker
CN105188001A Suspensible moving coil type loudspeaker
CN105142079A Suspended type loudspeaker
CN105228063A Music centre loudspeaker
CN105208500A Audio speaker
CN105142082A Moving-coil loudspeaker
CN105246007A Dynamic speaker
CN105163250A Suspended two-side sound production speaker
CN105142080A Suspension type loudspeaker producing sound on two sides
CN105142081A Moving coil type loudspeaker producing sound on two sides