Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D490856 | Book annotation station | — | 2004-06-01 |
| D490453 | Ibis magnifier | Brooks Rorke, Peggy Montgomery, Sue Steffey, Steve Leveen | 2004-05-25 |
| D410493 | Eraser | Steven Leveen, Denise Tedaldi, Deborah Base | 1999-06-01 |