Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905095 | Multiple platform aircraft cargo loader | Zina Gruzdeva | 2005-06-14 |
| 6244417 | Material handling unit with multidirectional helical roller assemblies | Michael L. Timmer, Laura Lynn McKinnon | 2001-06-12 |