Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8635834 | Building metal frame, and method of making, and components therefor including column assemblies and full-length beam assemblies | David L. Houghton, Jesse Karns | 2014-01-28 |
| 8205408 | Building metal frame, and method of making, and components therefor including column assemblies and full-length beam assemblies | David L. Houghton, Jesse Karns | 2012-06-26 |
| 8176706 | Column assembly for a building framework | David L. Houghton, Jesse Karns | 2012-05-15 |
| 8122672 | Building metal frame, and method of making, and components therefor including column assemblies and full-length beam assemblies | David L. Houghton, Jesse Karns | 2012-02-28 |