Patents/Inventors

Byung Min Yu

SeoulKR4 patents

5 Patents

US124708622025
Hybrid Microspeaker
EM-TECH Co., Ltd.
0 cites
US124341352025
Contactless Motion Game Device or Kiosk
TOVIS CO., Ltd.
0 cites
US124138962025
Two-way Speaker
EM-TECH Co., Ltd
0 cites
US121437932024
Diaphragm for High Pressure Waterproof Microspeaker and High Pressure Waterproof Microspeaker Including the Same
EM-TECH Co., Ltd.
0 cites
US116965082023
Sound Vibration Sensor Using Piezoelectric Element Having Cantilever Structure
EM-TECH Co., Ltd.
0 cites