Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6839421 | Method and apparatus to carry out resolution of entity identifier in circuit-switched networks by using a domain name system | Victor Ferraro Esparza, Miguel Cobo, Isabel Plata Andres | 2005-01-04 |