Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5135474 | Hepatic bypass catheter | Kenneth Swan | 1992-08-04 |
| 5033481 | Intraoperative or interoperative longitudinal tissue expander | — | 1991-07-23 |
| 4840615 | Self-sealing injection reservoir | John C. Hancock, William Dubrul | 1989-06-20 |
| 4828560 | Spring ring tissue expander | — | 1989-05-09 |
| 4798584 | Self-sealing injection reservoir | John C. Hancock, William Dubrul | 1989-01-17 |
| 4738657 | Self-sealing injection reservoir | John C. Hancock, William Dubrul | 1988-04-19 |
| 4671255 | Tissue expander with self-contained injection reservoir and reinforcing insert | William Dubrul | 1987-06-09 |