Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5848174 | Linear movement speaker system | Young Do Ki | 1998-12-08 |
| 5647012 | Tri-chamber speaker box | — | 1997-07-08 |
| D260861 | Barrel-shaped pendant | — | 1981-09-22 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5848174 | Linear movement speaker system | Young Do Ki | 1998-12-08 |
| 5647012 | Tri-chamber speaker box | — | 1997-07-08 |
| D260861 | Barrel-shaped pendant | — | 1981-09-22 |