Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8316607 | Metal ceiling system having locking panels without visible access holes | Lester Eisner, Tom Peterson, James Patrick LANGAN | 2012-11-27 |
| 7029143 | Light cove | Lester Eisner | 2006-04-18 |