Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457237 | Method of kerfing insulation boards to form duct liners | Eric G. Schakel | 2002-10-01 |
| 6399186 | Coated air duct insulation sheets and the like and the method of coating such sheets | Thomas L. Mitchell, James R. Terry, Kimberly Ryan | 2002-06-04 |