Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8568334 | Core biopsy device | Steven E. Field, Stephen F. Peters, Brian R. Mulder, Michael Eric Johnson, Todd Ireland +1 more | 2013-10-29 |
| 8088081 | Core biopsy device | Steven E. Field, Brian R. Mulder, Michael Eric Johnson, Todd Ireland, Mark Vander Veen | 2012-01-03 |