Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765994 | Method and system for canceling unwanted telephone calls | Teresa Farias Latter, Nancy Book, Mary Louise Hardzinski, James Thomas Maciejewski, Thomas Joseph McBlain +1 more | 2004-07-20 |