Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9256289 | Method and apparatus for displaying a polyhedral user interface | Byung-youn Song | 2016-02-09 |
| 9075575 | Multimedia device having detachable controller functioning as remote control while detached | Byung-youn Song | 2015-07-07 |
| 9056255 | Game controller, game machine, and game system using the game controller | Byung-youn Song | 2015-06-16 |
| 8842510 | Optical disc drive and method of driving the same | Byung-youn Song, Seung Ki Kim | 2014-09-23 |
| 8611197 | Optical recording device and method | Won-ik Cho, Seung Ki Kim, Ho-Jin Kang | 2013-12-17 |
| 8409018 | Game controller and method for harvesting user energy expended while playing a game | Byung-youn Song | 2013-04-02 |
| 8262218 | Optical recording/reproducing apparatus with label printing feature | Myung-ryul Choi, Yong-bom Jon, Chang-Gi Ahn, Byung-hoon Chung | 2012-09-11 |
| 6304399 | Automatic head switching control method and apparatus | — | 2001-10-16 |
| 5680499 | Time-lapse video cassette recorder | — | 1997-10-21 |
| 5675698 | Automatic head switching control method and apparatus for multi-modal video cassette recorders | — | 1997-10-07 |
| 5383067 | Control signal reproducing circuit | — | 1995-01-17 |