Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D976441 | Five-sided hunting blind | — | 2023-01-24 |
| D973904 | Four-sided hunting blind | — | 2022-12-27 |
| 7213374 | Hinge for an enclosure | David Joseph Harris, Daniel Sommerfeld | 2007-05-08 |
| 7101142 | Hitch mounted refuse container lifting system | Russell J. Bik | 2006-09-05 |
| D500365 | Wall panel for a portable restroom | Daniel Sommerfeld | 2004-12-28 |
| D499175 | Portable toilet | Daniel Sommerfeld, David Joseph Harris, Reginald Adams | 2004-11-30 |
| 6766541 | Joint for a portable restroom | Reginald Adams, Daniel Sommerfeld, David Joseph Harris | 2004-07-27 |
| 6698995 | Hitch mounted refuse container transport device | Russell J. Bik | 2004-03-02 |
| 6071173 | Miniature toy vehicle manually urged in motion | — | 2000-06-06 |
| 5401928 | Safety control for power tool | — | 1995-03-28 |
| D344315 | Putter head | — | 1994-02-15 |
| 5116277 | Doll having variable length hair segment | — | 1992-05-26 |