Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7224788 | Method and device for generating voice/text/image commercial information ringback tone during communication wait | Jong-Su Hong | 2007-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7224788 | Method and device for generating voice/text/image commercial information ringback tone during communication wait | Jong-Su Hong | 2007-05-29 |