Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5553290 | Software packaging structure having hierarchical replaceable units | Nathaniel Calvert, James S. Effle, David L. Johnston, James Lee Naylor, Robert H. Satin +2 more | 1996-09-03 |
| 5237688 | Software packaging structure having hierarchical replaceable units | Nathaniel Calvert, James S. Effle, David L. Johnston, James Lee Naylor, Robert H. Satin +2 more | 1993-08-17 |