Chungyul Ryu

BCBluecom Co.: 1 patents #5 of 13Top 40%

Bucheon-si, KR: #498 of 868 inventorsTop 60%

Overall (All Time): #2,919,335 of 4,157,543Top 75%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
10136220	Bluetooth neck band headset including vibration speaker	Kwangho Son, Jeong Il Kwon, Sangyoon Shin, Leesub Song	2018-11-20