Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6085187 | Method and apparatus for navigating multiple inheritance concept hierarchies | Gary L. Carter, Steffen Michael Fohn, Arthur Greef | 2000-07-04 |
| 6055515 | Enhanced tree control system for navigating lattices data structures and displaying configurable lattice-node labels | Sharon Renee Consentino, Steffen Michael Fohn, Arthur Greef | 2000-04-25 |