Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6959280 | Method of protecting against a change in value of intellectual property, and product providing such protection | William M. Risen, Jr. | 2005-10-25 |
| 6018714 | Method of protecting against a change in value of intellectual property, and product providing such protection | William M. Risen, Jr. | 2000-01-25 |