Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5742881 | Occluder with integral illumination source | — | 1998-04-21 |
| 5521675 | Annotation system occluding device for an electrophotographic printing apparatus | Leon G. Poplawski, John Serafin | 1996-05-28 |