Circuit for sensing and controlling heater voltage in aerosol generator
US-12408237-B2 · Sep 2, 2025 · US
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Em Tech Co Ltd — Physics
Em Tech Co Ltd holds 18 patents in Physics, with representative filings summarized below.
| Metric | Value |
|---|---|
| Company | Em Tech Co Ltd |
| Technology | Physics |
| Patents in slice | 18 |
| Recent patents in slice | 5 |
| First year | 2018 |
| Last year | 2025 |
Representative patents
Notable publications linking Em Tech Co Ltd to Physics.
Sound Amplification Block Made of Air-Permeable Material and Air-Absorbing Material and Having Layered Structure, and Manufacturing Method Thereof
US-2025054477-A1 · Feb 13, 2025 · US
Sound Amplification Block Made of Air-Permeable Material and Air-Absorbing Material and Having Layered Structure, and Manufacturing Method Thereof
US-2025054477-A1 · Feb 13, 2025 · US
Wearable device including speaker frame having vent hole
US-2024298100-A1 · Sep 5, 2024 · US
Wearable device including speaker frame having vent hole
US-2024298100-A1 · Sep 5, 2024 · US
Recent filings
Latest patents from Em Tech Co Ltd in Physics.
Circuit for sensing and controlling heater voltage in aerosol generator
US-12408237-B2 · Sep 2, 2025 · US
Sound Amplification Block Made of Air-Permeable Material and Air-Absorbing Material and Having Layered Structure, and Manufacturing Method Thereof
US-2025054477-A1 · Feb 13, 2025 · US
Sound Amplification Block Made of Air-Permeable Material and Air-Absorbing Material and Having Layered Structure, and Manufacturing Method Thereof
US-2025054477-A1 · Feb 13, 2025 · US
Wearable device including speaker frame having vent hole
US-2024298100-A1 · Sep 5, 2024 · US
Wearable device including speaker frame having vent hole
US-2024298100-A1 · Sep 5, 2024 · US
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