Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731725 | Computerized system for the receipt, recordation, scheduling and redelivery of telephone messages | Robert Johannes van Winkel | 2004-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731725 | Computerized system for the receipt, recordation, scheduling and redelivery of telephone messages | Robert Johannes van Winkel | 2004-05-04 |