Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8528262 | Gutter-locking gutter protection | James W. Horton, Robert J. Heilman, David Skelton, Hal Klaus | 2013-09-10 |
| 7861980 | Hanger for rain gutter device | David Skelton, Hal Klaus, Robert J. Heilman | 2011-01-04 |