Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4716824 | Food marinator | Roman A. Kramer | 1988-01-05 |
| 4683097 | Process of making a dunnage rack | Roman A. Kramer | 1987-07-28 |
| 4635563 | Adjustable shelving system | Roman A. Kramer | 1987-01-13 |
| 4406605 | Apparatus for forming concrete pipe of uniform density including control means to vary feed rate of concrete/aggregate as function of packerhead torque | — | 1983-09-27 |
| 4336013 | Apparatus for forming concrete articles of uniform density | — | 1982-06-22 |