Inventor

CHANG CHAO-CHIH

TW22 patents

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

CHANG CHAO-CHIH

TAIWAN CAROL ELECTRONICS CO LT

Condenser microphone and method for making the same

Condenser microphone and method for making the same

Adjustable holder for an acoustic pick-up device

Method for making a diaphragm unit of a condenser microphone

Switching unit for a microphone

Microphone

Method for making condenser microphones

Microphone pick-up device

TAIWAN CAROL ELECTRONICS CO LTD

Microphone shock absorber

Microphone clip for a musical instrument

Method for manufacturing a condenser microphone

Clamping device for anchoring a microphone to an instrument

Musical instrument holder clip

Microphone capable of counteracting noise

Microphone having an airtight back chamber

Microphone capable of actively counteracting noise attributed to undesired vibration

(unassigned)

Microphone with a variable resistance switch

Directional microphone

MEDIATEK INC

Apparatuses and methods for simultaneous reception or transmission associated with dual subscriber numbers using a single radio frequency (RF) device

Mobile communications devices and methods for inter-radio access technology performance enhancement

CHANG CHAO-CHIH

Megaphone

NAT UNIV CHUNG HSING

Acoustoeletric transformation chip for ribbon microphone