Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730043 | Bone marrow biopsy needle | John A. Krueger | 2004-05-04 |
| 6478751 | Bone marrow aspiration needle | John A. Krueger, Greg Groenke, Edward Sherman | 2002-11-12 |
| 6443910 | Bone marrow biopsy needle | John A. Krueger | 2002-09-03 |
| 6217556 | Drainage catheter | Eric D. Ellingson, Greg Groenke, Randy Raine, Peter L. Visconti | 2001-04-17 |