Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885181 | Box rail backup and method | Thomas W. Parker, Steve Dings, Robert D. Beggs, David E. Plotner | 2024-01-30 |
| 11286716 | Three section extension ladder and method | Preston L. Gealy, Robert D. Beggs | 2022-03-29 |
| 8286752 | Attic ladder strut attachment | Thomas W. Parker | 2012-10-16 |
| 7516817 | Ladder with knee brace and method | Jon M. Pate | 2009-04-14 |
| 7044270 | Posting ladder | Roy B. Bendickson | 2006-05-16 |
| 5791439 | Ladder, member for connecting a rail to a horizontal element of a ladder, and method, and apparatus and method for holding a washer | David E. Plotner, Edward E. Heald, Richard P. Sulecki, Mitchell H. Hetrich, Frederick J. Bartnicki | 1998-08-11 |
| D355994 | Castle-style climbing equipment display | Michael Werner, Robert D. Beggs | 1995-03-07 |