Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6863704 | Air filtration device | Lawrence M. Pillion, Anthony V. Cruz | 2005-03-08 |
| 6712889 | Air filtration device | Lawrence M. Pillion, Anthony V. Cruz | 2004-03-30 |
| 6447587 | Air filtration device | Lawrence M. Pillion, Anthony V. Cruz | 2002-09-10 |
| 6328791 | Air filtration device | Lawrence M. Pillion, Anthony V. Cruz | 2001-12-11 |