Inventor
CHANG YUNG-HUI
TW7 patents
⚠️ This page may combine multiple inventors who share the name “CHANG YUNG-HUI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ACETK CORP LTD
6 patentsUS12287168B2Apr 29, 2025
Muzzle flash simulator
ACETK CORP LTD0 citations56
US11898816B2Feb 13, 2024
Muzzle flash simulator
ACETK CORP LTD0 citations56
US11796281B1Oct 24, 2023
Multi-tube grenade for a toy launcher
ACETK CORP LTD1 citations56
US11644268B2May 9, 2023
Muzzle flash simulator
ACETK CORP LTD0 citations56
US12276474B2Apr 15, 2025
Multi-tube grenade loading device
ACETK CORP LTD0 citations45
US11215419B2Jan 4, 2022
Muzzle flash simulator
ACETK CORP LTD0 citations45