Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5056262 | Releasable window guard assembly | Kenneth K. Schweiss, Charles D. Flack, Jr., Harold E. Flack, II | 1991-10-15 |
| 4993187 | Releasable window guard assembly | Kenneth K. Schweiss, Charles D. Flack, Jr., Harold E. Flack, II | 1991-02-19 |
| 4484426 | Support system for landscape screens | — | 1984-11-27 |