Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674172 | Cushioning conversion machine having a single feed/cut handle | Richard O. Ratzel, James A. Simmons | 1997-10-07 |
| 5658229 | Downsized cushioning dumnage conversion machine and cutting assemblies for use on such a machine | Richard O. Ratzel, Walter J. Brugge, John E. Silvis, William J. Dobson | 1997-08-19 |
| 5655479 | Lightweight disposable kitty litter box method | Carl V. Santoiemmo, Dale A. Panasewicz | 1997-08-12 |
| 5607383 | Modular cushioning conversion machine | Richard O. Ratzel, Michael J. Lencoski | 1997-03-04 |
| 5593376 | Cushioning conversion machine and method | Richard O. Ratzel | 1997-01-14 |