Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683635 | Method for preparing uniformly foamed gypsum product with less foam agitation | Stewart Hinshaw, Bradley S. Nemeth, Kip R. Buster | 1997-11-04 |
| 5643510 | Producing foamed gypsum board using a foaming agent blend | — | 1997-07-01 |