Loudspeaker and method for improving directivity, head-mounted device and method
US-11128945-B2 · Sep 21, 2021 · US
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Patent family 57716873
This patent family groups 2 related publications across US. Members often share priority claims or equivalent filings in different countries.
| Field | Value |
|---|---|
| Family ID | 57716873 |
| Family type | — |
| Earliest priority | Sep 30, 2016 |
| First filing country | US |
| Member publications | 2 |
| Countries | US |
| Representative publication | US11128945B2 — Loudspeaker and method for improving directivity, head-mounted device and method |
Representative publication
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US11128945B2 — Loudspeaker and method for improving directivity, head-mounted device and method (published Sep 21, 2021)
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