Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463138 | Telephone system for formatting caller ID information into a form useable by an application program and exporting the caller information to the application program | Charles Arnold Lasswell | 2002-10-08 |
| 6347134 | Recording and playing voicemail with improved DTMF detection | Charles Arnold Lasswell | 2002-02-12 |