Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638443 | System for controlling the distribution and use of composite digital works | Mark J. Stefik, Peter L. T. Pirolli | 1997-06-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638443 | System for controlling the distribution and use of composite digital works | Mark J. Stefik, Peter L. T. Pirolli | 1997-06-10 |