Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731935 | Method and system for generating information-bearing audible tones | Edward A. Youngs | 2004-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731935 | Method and system for generating information-bearing audible tones | Edward A. Youngs | 2004-05-04 |