Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5791337 | Apparatus and method for ventilating and aspirating | Peter W. H. Coles, Randall D. Block, James L. Sorenson | 1998-08-11 |
| 5513628 | Apparatus and method for ventilating and aspirating | Peter W. H. Coles, Randall D. Block, James L. Sorenson | 1996-05-07 |