Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5263293 | Expansion joint fire barrier systems | Henry J. Gohlke, Tom LOVE, Michael D. Wilson | 1993-11-23 |
| 5140797 | Expansion joint fire barrier systems | Henry J. Gohlke, Tom LOVE, Michael D. Wilson | 1992-08-25 |
| 4999962 | Expansion joint fire barrier systems | Henry J. Gohlke, Tom LOVE, Michael D. Wilson | 1991-03-19 |