Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37985 | Linear air diffuser | — | 2003-02-11 |
| 6135878 | Modular core air diffusers | — | 2000-10-24 |
| 5807171 | Air diffuser apparatus | — | 1998-09-15 |
| 5788572 | Linear air diffuser | — | 1998-08-04 |
| 5540446 | Covers and target pattern appliques | — | 1996-07-30 |
| 5137390 | Connection means for suspended ceiling grid | — | 1992-08-11 |