Inventor · disambiguated record
Zhizhu Chen
Also filed as: CHEN ZHIZHU
14 granted patents·1 pending application·13 citations·filing 2017–2023
84Inventor score
Technology areasH04R
Top patents by PatentIndex Score
15 records- 0189US12101616B2SpeakerAAC MICROTECH CHANGZHOU CO LTD·Filed 2022·Granted Sep 24, 2024·2 cites·8 claims
- 0288US11956614B2Speaker deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2022·Granted Apr 9, 2024·2 cites·10 claims
- 0384US12238500B2Speaker with better acoustic performance structureAAC MICROTECH CHANGZHOU CO LTD·Filed 2022·Granted Feb 25, 2025·1 cites·7 claims
- 0480US9918161B1Speaker boxCHEN ZHIZHU·Filed 2017·Granted Mar 13, 2018·8 cites·4 claims
- 0557US12477279B2Multifunctional sounderAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Nov 18, 2025·0 cites·10 claims
- 0656US12477281B2SpeakerAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Nov 18, 2025·0 cites·10 claims
- 0754US12483836B2Coaxial speakerAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Nov 25, 2025·0 cites·8 claims
- 0854US12407988B2SpeakerAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Sep 2, 2025·0 cites·10 claims
- 0953US12418749B2Sounding deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Sep 16, 2025·0 cites·9 claims
- 1052US12238499B2Sounding unitAAC MICROTECH CHANGZHOU CO LTD·Filed 2022·Granted Feb 25, 2025·0 cites·9 claims
- 1151US12185074B2Sounding deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Dec 31, 2024·0 cites·10 claims
- 1250US12284506B2Sounding deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Apr 22, 2025·0 cites·10 claims
- 1349US12335712B2SpeakerAAC MICROTECH CHANGZHOU CO LTD·Filed 2022·Granted Jun 17, 2025·0 cites·7 claims
- 1449US11997465B2Speaker deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2022·Granted May 28, 2024·0 cites·10 claims
- 1549US2024236546A9Electronic deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →