Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9914585 | Debris catcher | Dan Alberti | 2018-03-13 |
| 6176833 | Biodegradable air tube and spirometer employing same | — | 2001-01-23 |
| 5980466 | Biodegradable air tube and spirometer employing same | — | 1999-11-09 |
| 5735287 | Biodegradable air tube and spirometer employing same | — | 1998-04-07 |
| 5564432 | Biodegradable air tube and spirometer employing same | — | 1996-10-15 |