Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5573081 | Ladder top with bail recess | Frederick J. Bartnicki, Lauren S. Sherbondy, Donald M. Werner, Robert D. Beggs, Dale R. King | 1996-11-12 |
| 5358070 | Ladder top | Frederick J. Bartnicki, Robert D. Beggs, Donald M. Werner, Dale R. King | 1994-10-25 |
| 5297889 | Packaging clip | Stephanie P. Crouse | 1994-03-29 |
| 5259480 | Ladder top | Frederick J. Bartnicki, Robert D. Beggs, Donald M. Werner | 1993-11-09 |
| D340773 | Ladder top | Frederick J. Bartnicki, Robert D. Beggs, Donald M. Werner | 1993-10-26 |
| 5161909 | Packaging clip | Stephanie P. Crouse | 1992-11-10 |