Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9339184 | Contact lens for vitreoretinal surgery | Tarek Hassan, Michael J. Annen | 2016-05-17 |
| 8608753 | Retractable tip for vitrectomy tool | Tarek Hassan, Michael J. Annen | 2013-12-17 |
| 8216246 | Retractable tip for vitrectomy tool | Tarek Hassan, Michael J. Annen | 2012-07-10 |
| 7549972 | Tool for extracting vitreous samples from an eye | Frank Koch, Michael J. Annen | 2009-06-23 |
| 7060028 | Endoilluminator | James Dodsworth, Michael J. Annen | 2006-06-13 |
| 6743168 | Endoscope system and method of use | Michael J. Annen | 2004-06-01 |
| 5793524 | Device for non-contact wide-angle viewing of fundus during vitrectomy | — | 1998-08-11 |
| 5425730 | Illumination cannula system for vitreous surgery | — | 1995-06-20 |