Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7925915 | Concept of zero-dense wave division multiplex disaster recovery process | Richard L. Guzman, Edward Sun | 2011-04-12 |
| 7373544 | Concept of zero network element mirroring and disaster restoration process | Richard L. Guzman, Edward Sun | 2008-05-13 |
| 7058847 | Concept of zero network element mirroring and disaster restoration process | Richard L. Guzman, Edward Sun | 2006-06-06 |