Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10153538 | Antenna with radiator fixed by fusion, and manufacturing method thereof | Du Ho Kang, Doo Hyung Lee, Jae Hong Park | 2018-12-11 |
| 6658127 | Speaker system having an amplifying horn | — | 2003-12-02 |
| 6560343 | Speaker system | — | 2003-05-06 |
| 6438246 | Speaker apparatus | — | 2002-08-20 |
| 6222929 | Speaker having middle-high sound speakers | — | 2001-04-24 |
| 6176127 | Technique for judging tire width and tread of vehicle | — | 2001-01-23 |
| 5898788 | Loudspeaker system | — | 1999-04-27 |
| 5822443 | Speaker system for a television | — | 1998-10-13 |