Patents/Inventors

Da-young Gong

Seongnam-siKR1 patent

2 Patents

US122937442025
Head Joint for Wind Instrument, Having Mouthpiece and Reed Portion Formed Thereon, and Wind Instrument Comprising Same
0 cites
US118566662023
Alternating Current Source Direct Driving LED Lighting Device
ISLT CO., Ltd.
0 cites