Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699420 | Bell sound synthesizer | — | 1997-12-16 |
| 5625690 | Software pay per use system | Robert E. Reinke | 1997-04-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699420 | Bell sound synthesizer | — | 1997-12-16 |
| 5625690 | Software pay per use system | Robert E. Reinke | 1997-04-29 |