Method for preparing high-density magnesia-alumina spinel ceramic by low-temperature pressureless sintering
US-2025100936-A1 · Mar 27, 2025 · US
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Han Dan patents
Han Dan is listed as an inventor on 32 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Han Dan |
| Total patents | 32 |
| First publication | Jun 23, 2015 |
| Latest publication | Mar 27, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Vibration diaphragm, vibration assembly, sound generator and sound generator module
US-12069460-B2 · Aug 20, 2024 · US
Manufacturing method for high silicon grain oriented electrical steel sheet
US-11608541-B2 · Mar 21, 2023 · US
Apparatus and method for rapidly heating cold-rolled strip steel
US-11352680-B2 · Jun 7, 2022 · US
Speaker module
US-11202134-B2 · Dec 14, 2021 · US
Vibration Diaphragm, Vibration Assembly, Sound Generator and Sound Generator Module
US-2021235195-A1 · Jul 29, 2021 · US
Manufacturing method for high silicon grain oriented electrical steel sheet
US-2021047706-A1 · Feb 18, 2021 · US
Shutter covered on sound hole of loudspeaker module and assembling method thereof, loudspeaker module
US-10873802-B2 · Dec 22, 2020 · US
Apparatus and method for rapidly heating cold-rolled strip steel
US-2020291501-A1 · Sep 17, 2020 · US
Method for controlling histotripsy using confocal fundamental and harmonic superposition combined with hundred-microsecond ultrasound pulses
US-10772646-B2 · Sep 15, 2020 · US
Recent patents
Latest publications not already listed above.
Loudspeaker module
US-10582279-B2 · Mar 3, 2020 · US
Loudspeaker module and terminal device
US-10567858-B2 · Feb 18, 2020 · US
Method for controlling histotripsy using confocal fundamental and harmonic superposition combined with hundred-microsecond ultrasound pulses
US-2019307472-A1 · Oct 10, 2019 · US
Speaker module
US-2019098385-A1 · Mar 28, 2019 · US
Loudspeaker module
US-10212510-B2 · Feb 19, 2019 · US
Speaker device and method for reducing distortion degree of speaker
US-10063208-B2 · Aug 28, 2018 · US
Loudspeaker module and terminal device
US-2018206011-A1 · Jul 19, 2018 · US
Micro speaker
US-10015599-B2 · Jul 3, 2018 · US
Loudspeaker module
US-2018132018-A1 · May 10, 2018 · US
Loudspeaker module
US-2018070168-A1 · Mar 8, 2018 · US
Shutter covered on sound hole of loudspeaker module and assembling method thereof, loudspeaker module
US-2018063631-A1 · Mar 1, 2018 · US
Speaker device and method for reducing distortion degree of speaker
US-2018026600-A1 · Jan 25, 2018 · US
Shutter covered on sound hole of loudspeaker module and assembling method thereof, loudspeaker module
US-9872099-B2 · Jan 16, 2018 · US
Micro speaker
US-2017332175-A1 · Nov 16, 2017 · US
Software development assistant method and system
US-9720816-B2 · Aug 1, 2017 · US
Ultrathin speaker module
US-9525933-B2 · Dec 20, 2016 · US
Thiazine amide derivative and pharmaceutical composition and use thereof
US-9359314-B2 · Jun 7, 2016 · US
Shutter covered on sound hole of loudspeaker module and assembling method thereof, loudspeaker module
US-2016088385-A1 · Mar 24, 2016 · US
Ultrathin speaker module
US-2015358705-A1 · Dec 10, 2015 · US
Software development assistant method and system
US-2015286559-A1 · Oct 8, 2015 · US
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