Assignee
AAC TECH NANJING CO LTD
CN·38 granted patents·32 pending applications·9 citations·filing 2021–2025
Top patents by PatentIndex Score
70 records- 0194US12192730B2Multifunctional sound deviceAAC TECH NANJING CO LTD·Filed 2023·Granted Jan 7, 2025·4 cites·10 claims
- 0291US12317051B2Multifunctional speaker deviceAAC TECH NANJING CO LTD·Filed 2023·Granted May 27, 2025·2 cites·10 claims
- 0383US12335699B2System for generating a drive signal and method for generating a drive signalAAC TECH NANJING CO LTD·Filed 2023·Granted Jun 17, 2025·2 cites·10 claims
- 0483US11837210B1Porous composite sound-absorbing material, method for preparing the sameAAC TECH NANJING CO LTD·Filed 2023·Granted Dec 5, 2023·1 cites·11 claims
- 0578US2025392869A1Method for determining target sound effect parameterAAC TECH NANJING CO LTD·Filed 2025·Application pending·0 cites
- 0670US2025106550A1Speaker box and electronic deviceAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 0768US12388339B2Direct drive motorAAC TECH NANJING CO LTD·Filed 2023·Granted Aug 12, 2025·0 cites·10 claims
- 0868US2024274107A1Sound-absorbing sheet, method for manufacturing the same, and speakerAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 0968US2024198418A1Copper paste for printing capillary structure and preparation method thereofAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 1066US12409492B2Preparation method of copper foamAAC TECH NANJING CO LTD·Filed 2022·Granted Sep 9, 2025·0 cites·9 claims
- 1166US12405669B2Vibration feedback device, handheld communication device, and wearable deviceAAC TECH NANJING CO LTD·Filed 2023·Granted Sep 2, 2025·0 cites·7 claims
- 1265US2024336738A1Resin composition, polyimide preparation method and related productsAAC TECH NANJING CO LTD·Filed 2024·Application pending·0 cites
- 1364US12517586B2Multi-functional feedback device, haptic feedback system, and AR/VR glassAAC TECH NANJING CO LTD·Filed 2023·Granted Jan 6, 2026·0 cites·10 claims
- 1464US12483173B2Direct drive transmission system and control methodAAC TECH NANJING CO LTD·Filed 2023·Granted Nov 25, 2025·0 cites·9 claims
- 1563US2024405651A1Linear vibration motorAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 1663US2024107235A1Method for determining sound channels, device for determining sound channels, and storage mediumAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 1761US12098320B2Heat storage composite material and preparing method thereofAAC TECH NANJING CO LTD·Filed 2022·Granted Sep 24, 2024·0 cites·9 claims
- 1860US12335710B2Multifunctional sounding deviceAAC TECH NANJING CO LTD·Filed 2023·Granted Jun 17, 2025·0 cites·10 claims
- 1960US2024204640A1Multi-directional vibration motorAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 2059US12451759B2Direct drive transmission systemAAC TECH NANJING CO LTD·Filed 2023·Granted Oct 21, 2025·0 cites·7 claims
- 2159US12316188B2Multi-mover direct drive transmission systemAAC TECH NANJING CO LTD·Filed 2023·Granted May 27, 2025·0 cites·10 claims
- 2259US2025122124A1Sound-absorbing material block, method for preparing thereof, and electronic deviceAAC TECH NANJING CO LTD·Filed 2022·Application pending·0 cites
- 2358US12506394B2Multi-rotor direct drive transmission systemAAC TECH NANJING CO LTD·Filed 2023·Granted Dec 23, 2025·0 cites·9 claims
- 2458US12289068B2Direct drive transmission system and control methodAAC TECH NANJING CO LTD·Filed 2023·Granted Apr 29, 2025·0 cites·8 claims
- 2558US2024339279A1Button and electronic deviceAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 2657US12531500B2Linear drive deviceAAC TECH NANJING CO LTD·Filed 2023·Granted Jan 20, 2026·0 cites·6 claims
- 2757US12452592B2Coaxial speaker protection method, coaxial speaker protection system, coaxial speaker protection device, and coaxial speaker protectorAAC TECH NANJING CO LTD·Filed 2023·Granted Oct 21, 2025·0 cites·10 claims
- 2857US12452591B2Speaker temperature protection method and device, electronic device, and computer-readable storage mediumAAC TECH NANJING CO LTD·Filed 2024·Granted Oct 21, 2025·0 cites·10 claims
- 2957US12334851B2Direct drive system, control method for the same, electronic device and storage mediumAAC TECH NANJING CO LTD·Filed 2023·Granted Jun 17, 2025·0 cites·10 claims
- 3057US12317032B2Multifunctional sounding deviceAAC TECH NANJING CO LTD·Filed 2023·Granted May 27, 2025·0 cites·9 claims
- 3157US2024284097A1Thermally-conductive and sound-absorbing composite material and preparation method thereof, and speakerAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 3257US2024101746A1Benzoxazine resin and preparation method thereof, and adhesiveAAC TECH NANJING CO LTD·Filed 2022·Application pending·0 cites
- 3357US2024092963A1Resin composition and adhesiveAAC TECH NANJING CO LTD·Filed 2022·Application pending·0 cites
- 3456US12294841B2Audio playing method, on-board audio system, and storage mediumAAC TECH NANJING CO LTD·Filed 2022·Granted May 6, 2025·0 cites·18 claims
- 3556US12289018B2Direct drive transmission systemAAC TECH NANJING CO LTD·Filed 2023·Granted Apr 29, 2025·0 cites·7 claims
- 3656US12283942B2Piezoelectric resonatorAAC TECH NANJING CO LTD·Filed 2021·Granted Apr 22, 2025·0 cites·10 claims
- 3755US12563341B2Transducer protection system and methodAAC TECH NANJING CO LTD·Filed 2023·Granted Feb 24, 2026·0 cites·7 claims
- 3855US12356128B2Multifunctional sound deviceAAC TECH NANJING CO LTD·Filed 2023·Granted Jul 8, 2025·0 cites·10 claims
- 3955US2024339018A1Wearable deviceAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 4055US2024348227A1Piezoelectric resonator and manufacturing method thereofAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 4154US12477274B2Coaxial speaker protection method, coaxial speaker protection system, coaxial speaker protection device, and coaxial speaker protectorAAC TECH NANJING CO LTD·Filed 2023·Granted Nov 18, 2025·0 cites·10 claims
- 4254US12413899B2Integrated speaker and mobile terminalAAC TECH NANJING CO LTD·Filed 2023·Granted Sep 9, 2025·0 cites·9 claims
- 4354US12120828B2Reel mechanism and winding device for flexible copper clad laminateAAC TECH NANJING CO LTD·Filed 2022·Granted Oct 15, 2024·0 cites·10 claims
- 4454US2024267025A1Film bulk acoustic resonatorAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 4553US12389163B2Multifunctional sound deviceAAC TECH NANJING CO LTD·Filed 2023·Granted Aug 12, 2025·0 cites·10 claims
- 4653US2025113147A1SpeakerAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 4753US2024185462A1Method and device for calibrating position of mover in direct drive transmission systemAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 4853US2024267018A1Piezoelectric film bulk acoustic resonatorAAC TECH NANJING CO LTD·Filed 2023·Application pending·0 cites
- 4952US12289091B2Piezoelectric film acoustic resonatorAAC TECH NANJING CO LTD·Filed 2021·Granted Apr 29, 2025·0 cites·20 claims
- 5051US2025374000A1Method, apparatus, and device for virtualizing external vehicle sound and readable storage mediumAAC TECH NANJING CO LTD·Filed 2024·Application pending·0 cites
Showing the top 50 of 70 patent records by PatentIndex Score.
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