Inventor · name-matched record
REN ZHANG
4 granted patents·0 citations·filing 2023–2024
50Inventor score
Technology areasH04R
Files withAAC MICROTECH CHANGZHOU CO LTD4
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
4 records- 0156US12587789B2Coaxial speakerAAC MICROTECH CHANGZHOU CO LTD·Filed 2024·Granted Mar 24, 2026·0 cites·14 claims
- 0254US12587791B2Sound-generating deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Mar 24, 2026·0 cites·8 claims
- 0354US12532122B2Speaker deviceAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Jan 20, 2026·0 cites·10 claims
- 0454US12532121B2Speaker device and stylusAAC MICROTECH CHANGZHOU CO LTD·Filed 2023·Granted Jan 20, 2026·0 cites·9 claims
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Identity basis: exact name match across USPTO filings. How scoring works →