Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8250703 | Utility vacuum | James D. Marshall, Oleksiy P. Sergyeyenko, Damon J. Nawrozki, Michelle M. Baldwin, Richard P. Rosa +1 more | 2012-08-28 |
| 7287301 | Utility vacuum | James D. Marshall, Oleksiy P. Sergyeyenko, Damon J. Nawrozki, Michelle M. Baldwin, Richard P. Rosa +1 more | 2007-10-30 |