Inventor
CHANG CHUN-I
TW12 patents
Patents
12 patentsUS10609474B2Mar 31, 2020
Air pulse generating element and manufacturing method thereof
XMEMS LABS INC5 citations72
US11711653B2Jul 25, 2023
Sound producing cell and manufacturing method thereof
XMEMS LABS INC2 citations71
US11057716B1Jul 6, 2021
Sound producing device
XMEMS LABS INC1 citations62
US11172300B2Nov 9, 2021
Sound producing device
XMEMS LABS INC1 citations61
US12192722B2Jan 7, 2025
Sound producing cell
XMEMS LABS INC0 citations60
US12157663B2Dec 3, 2024
Venting device, manufacturing method of venting device, venting method and device
XMEMS LABS INC1 citations60
US11943595B2Mar 26, 2024
Sound producing cell and manufacturing method thereof
XMEMS LABS INC0 citations60
US11706569B2Jul 18, 2023
Sound producing cell and manufacturing method thereof
XMEMS LABS INC0 citations60
US11252511B2Feb 15, 2022
Package structure and methods of manufacturing sound producing chip, forming package structure and forming sound producing apparatus
XMEMS LABS INC0 citations60
US12453038B2Oct 21, 2025
Electronic device and airflow generating package
XMEMS LABS INC0 citations51
US10771891B2Sep 8, 2020
Method for manufacturing air pulse generating element
XMEMS LABS INC0 citations51
US11304005B2Apr 12, 2022
Crossover circuit
XMEMS LABS INC0 citations50