Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4557414 | Membrane-type end closure member | James A. Ford, Gerald F. Staack | 1985-12-10 |
| 4212140 | Apparatus for restoring distorted articles to their true cross-sectional shape | Bertram G. Poynton | 1980-07-15 |