Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7156243 | Perforated decking | David Cross, Bert Culpepper, Timothy Kircher | 2007-01-02 |
| 6401944 | Storage rack shelving | Timothy Kircher, David Cross, Bert Culpepper | 2002-06-11 |