Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7490387 | Rope or cable retainer | — | 2009-02-17 |
| 6672237 | Rope or cable securing device | — | 2004-01-06 |
| D326917 | Retaining strap for pacifier | David L. Roberts | 1992-06-09 |
| 4990157 | Soother retainer | David L. Roberts | 1991-02-05 |
| 4618200 | Electrical plug restraint system | David L. Roberts | 1986-10-21 |