O-shik Song

Follow

Person

Daegu-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Digital A/V player
- Patent number D561168
- Issue date Feb 5, 2008
- Hyunwon Inc.
- O-shik Song
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Digital audio player
- Patent number D552127
- Issue date Oct 2, 2007
- Hyunwon Inc.
- O-shik Song
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Digital A/V player
- Patent number D545843
- Issue date Jul 3, 2007
- Hyunwon Inc.
- O-shik Song
- D14 - Recording, communication, or information retrieval equipment