Patents/Assignees

Otowahr Technology Inc.

3 patents in portfolio

US12319561utility2025
Coil Module for Electromagnetic Microspeaker, Coil Module Array and Preparation Method Thereof
0 cites
US12312234utility2025
Electromagnetic Microspeaker, Its Coil Module, Speaker/coil Module Array and Preparation Method Thereof
0 cites
US12060262utility2024
Electromagnetic Microspeaker, Its Coil Module, Speaker/coil Module Array and Preparation Method Thereof
0 cites