Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D661711 | Gripping attachment for backhoe or excavator | Joel V. Risch | 2012-06-12 |
| D656522 | Excavator bucket | Joel V. Risch | 2012-03-27 |
| D572589 | Bottle | Marlene Coulis, William Dohm, John Marota, Eduardo Pereda, Diane Shaughnessy | 2008-07-08 |
| D572590 | Bottle | Marlene Coulis, William Dohm, John Marota, Eduardo Pereda, Diane Shaughnessy | 2008-07-08 |
| D558604 | Pair of complementary bottles | William Dohm, Pat McGauley | 2008-01-01 |