Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8691257 | Water soluble laundry bag and receptacle therefor | Keith W. Hartman, David Steven Mesko, Richard K. Gerlach | 2014-04-08 |
| 8435311 | Method of collecting, transporting and cleaning soiled textiles | Keith W. Hartman, David Steven Mesko, Richard K. Gerlach | 2013-05-07 |