Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D346033 | Structural extrusion | Robert J. Ehmke | 1994-04-12 |
| D344808 | Structural extrusion | Robert J. Ehmke | 1994-03-01 |
| 4973043 | Exercise device | — | 1990-11-27 |
| D312025 | Food tray | Patricia A. Antoni, Theodore R. Arneson, Thomas J. Hayes, Marilyn J. Stapleton | 1990-11-13 |
| D312026 | Compartmented food tray | Patricia A. Antoni, Theodore R. Arneson, Thomas J. Hayes, Marilyn J. Stapleton | 1990-11-13 |
| D312024 | Food tray | Patricia A. Antoni, Theodore R. Arneson, Thomas J. Hayes, Marilyn J. Stapleton | 1990-11-13 |
| 4874083 | Serving tray and cover therefor | Patricia A. Antoni, Thomas J. Hayes, Theodore R. Arneson, Jerry E. Coleman | 1989-10-17 |
| 4869491 | Exercise device | — | 1989-09-26 |
| 4863058 | Food packaging cover | Patricia A. Antoni, Theodore R. Arneson, Thomas J. Hayes, Marilyn J. Stapleton | 1989-09-05 |