Inventor
CHEN ZHICHEN
CN17 patents
⚠️ This page may combine multiple inventors who share the name “CHEN ZHICHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AAC TECHNOLOGIES PTE LTD
15 patentsUS11375301B2Jun 28, 2022
Speaker box device and mobile terminal using same
AAC TECHNOLOGIES PTE LTD3 citations72
US11375302B2Jun 28, 2022
Speaker device and mobile terminal provided with speaker device
AAC TECHNOLOGIES PTE LTD3 citations72
US11368770B2Jun 21, 2022
Speaker box device and mobile terminal using same
AAC TECHNOLOGIES PTE LTD2 citations72
US10979802B2Apr 13, 2021
Speaker module
AAC TECHNOLOGIES PTE LTD2 citations72
US10674276B2Jun 2, 2020
Speaker assembly
AAC TECHNOLOGIES PTE LTD2 citations72
US10368160B2Jul 30, 2019
Speaker box
AAC TECHNOLOGIES PTE LTD2 citations72
US10674242B2Jun 2, 2020
Speaker box
AAC TECHNOLOGIES PTE LTD2 citations71
US11032636B2Jun 8, 2021
Speaker module
AAC TECHNOLOGIES PTE LTD1 citations62
US10798481B2Oct 6, 2020
Speaker box
AAC TECHNOLOGIES PTE LTD1 citations58
US12052534B2Jul 30, 2024
Heat dissipation device
AAC TECHNOLOGIES PTE LTD0 citations51
US11882422B2Jan 23, 2024
Heat dissipation device
AAC TECHNOLOGIES PTE LTD0 citations51
US11839059B2Dec 5, 2023
Heat dissipation device
AAC TECHNOLOGIES PTE LTD0 citations51
US11540417B2Dec 27, 2022
Sounding device and mobile terminal
AAC TECHNOLOGIES PTE LTD0 citations51
US11290793B2Mar 29, 2022
Sounding device and mobile terminal
AAC TECHNOLOGIES PTE LTD0 citations51
US11159892B2Oct 26, 2021
Sounding device and mobile terminal
AAC TECHNOLOGIES PTE LTD0 citations51