Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D559955 | Valve | Ryan Donovan, Clint R. Haas | 2008-01-15 |
| D539387 | Valve | Ryan Donovan, Clint R. Haas | 2007-03-27 |
| D458554 | Adjustable pressure regulator module with visual indicator | — | 2002-06-11 |
| 5827309 | Guarded surgical scalpel with scalpel blade remover | Craig Newman, Robert W. Pierce | 1998-10-27 |
| 5792162 | Guarded surgical scalpel with scalpel blade remover | Craig Newman, Robert W. Pierce | 1998-08-11 |
| 5752968 | Guarded surgical scalpel with scalpel blade remover | Craig Newman, Robert W. Pierce | 1998-05-19 |
| 5741289 | Cleanable guarded surgical scalpel with scalpel blade remover | Craig Newman, Robert W. Pierce | 1998-04-21 |
| 5683407 | Cleanable guarded surgical scalpel with scalpel blade remover | Craig Newman, Robert W. Pierce | 1997-11-04 |
| 5620454 | Guarded surgical scalpel | Robert W. Pierce, Richard V. Kennedy | 1997-04-15 |