Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643878 | Extraction cell | Loren J. Klitzke, Iver L. Nelson | 1987-02-17 |
| 4462245 | Apparatus for testing abrasion resistance of printed surfaces | Richard J. Gould | 1984-07-31 |
| 4427148 | Hermetically sealed tray | Richard J. Gould | 1984-01-24 |
| 4421825 | Paperboard coated to minimize browning | Curtis H. Broz | 1983-12-20 |