Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601436 | Apparatus and method for generating and presenting an audiovisual lesson plan | David Sudman, Joseph Ulowetz, Dilip T. Singhi | 1997-02-11 |
| 5385475 | Apparatus and method for generating and presenting an audio visual lesson plan | David Sudman, Joseph Ulowetz, Dilip T. Singhi | 1995-01-31 |