Inventor

LIU CHENG-YEN

DK5 patents

⚠️ This page may combine multiple inventors who share the name “LIU CHENG-YEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TDK CORP

3 patents

US11388496B2Jul 12, 2022

Microelectromechanical microphone having a stoppage member

TDK CORP5 citations71

US12012326B2Jun 18, 2024

Microelectromechanical microphone with membrane trench reinforcements and method of fabrication

TDK CORP0 citations60

US12269734B2Apr 8, 2025

Microelectromechanical microphone with membrane trench reinforcements and method of fabrication

TDK CORP0 citations46

TDK ELECTRONICS AG

1 patent

US11746001B2Sep 5, 2023

Microelectromechanical microphone with membrane trench reinforcements and method of fabrication

TDK ELECTRONICS AG3 citations70

MEMSMART SEMICONDUCTOR CORP

1 patent

US7666702B2Feb 23, 2010

Method for fabricating a microstructure

MEMSMART SEMICONDUCTOR CORP6 citations54