JT

Jong Sang Tack

PC Powervoice Co.: 2 patents #4 of 5Top 80%
📍 Chuncheon-si, KR: #54 of 171 inventorsTop 35%
Overall (All Time): #1,991,885 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9783137 Sound QR system for vehicular services Hee Suk JEONG, Hyung Yup Lee, Se Hun Chin 2017-10-10
9515748 Encoding apparatus and method for encoding sound code, decoding apparatus and method for decoding the sound code Hee Suk JEONG, Se Hun Chin, Hyung Yup Lee 2016-12-06