Expandable Foam and Manufacturing Method thereof, and Speaker
US-2026075357-A1 · Mar 12, 2026 · US
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Wang Zhongyang patents
Wang Zhongyang is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wang Zhongyang |
| Total patents | 20 |
| First publication | Jul 27, 2023 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Sound-absorbing particle, preparation method thereof, and speaker
US-2026051311-A1 · Feb 19, 2026 · US
Sound-absorbing material block, method for preparing the same and its application
US-12538070-B2 · Jan 27, 2026 · US
Sound-absorbing particles, method for preparing same and electronic device
US-2025319447-A1 · Oct 16, 2025 · US
Sound-absorbing microsphere, method for preparing same, and speaker
US-2025304455-A1 · Oct 2, 2025 · US
Hub for a cooling fan
US-2025290526-A1 · Sep 18, 2025 · US
Sound-absorbing material, method for preparing same, and speaker using the sound-absorbing material
US-2025290694-A1 · Sep 18, 2025 · US
Sound absorption material block and method made thereof
US-2025230333-A1 · Jul 17, 2025 · US
Sound-absorbing material block, method for preparing thereof, and electronic device
US-2025122124-A1 · Apr 17, 2025 · US
Speaker box and electronic device
US-2025106550-A1 · Mar 27, 2025 · US
Recent patents
Latest publications not already listed above.
Liquid leakage detection method, apparatus, and device, and computer-readable storage medium
US-2025095140-A1 · Mar 20, 2025 · US
Speaker
US-2025046286-A1 · Feb 6, 2025 · US
Sound-absorbing sheet, method for manufacturing the same, and speaker
US-2024274107-A1 · Aug 15, 2024 · US
Quality inspection method and apparatus and production method and device for connecting piece, and medium
US-2024221147-A1 · Jul 4, 2024 · US
Molecular sieve material for sound absorption and method for preparing the same
US-2024214721-A1 · Jun 27, 2024 · US
Sound absorption material, method of making the same and speaker box filled with the same
US-11950048-B2 · Apr 2, 2024 · US
Sound-absorbing material block, method for preparing the same and its application
US-2024080615-A1 · Mar 7, 2024 · US
Molecular sieve sound-absorbing material, method for preparing the same and speaker
US-2024064458-A1 · Feb 22, 2024 · US
Gas adsorbent, preparation method of same, and speaker box using same
US-2023234021-A1 · Jul 27, 2023 · US
Sound absorption material, method of making the same and speaker box filled with the same
US-2023239612-A1 · Jul 27, 2023 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Aac Microtech Changzhou Co Ltd | 11 |
| Aac Tech Nanjing Co Ltd | 4 |
| Aac Acoustic Tech Shenzhen Co Ltd | 4 |
| Brose Fahrzeugteile Se & Co Kg Wuerzburg | 1 |
| Contemporary Amperex Technology Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04R1/288 | 14 |
| H04R1/025 | 9 |
| G10K11/162 | 6 |
| C08J2433/04 | 6 |
| C09D7/61 | 5 |