Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5056529 | Apparatus and method for performing a transbroncheal biopsy | — | 1991-10-15 |
| 4893635 | Apparatus for performing a biopsy | Theodore J. de Groot, Joseph B. de Groot | 1990-01-16 |
| 4766907 | Apparatus and method for performing a biopsy and a device for manipulating same | Theodore J. de Groot, Joseph B. de Groot | 1988-08-30 |