Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5845594 | Dock structure | Roland Wright, Jeffrey A. Hallsten | 1998-12-08 |
| 5325646 | Tank cover structure | Jeffrey A. Hallsten | 1994-07-05 |
| D345222 | Extruded metal plank for an interlocking field-erectable deck or cover structure | Jeffrey A. Hallsten | 1994-03-15 |
| 5050361 | Deck structure | — | 1991-09-24 |