Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4576244 | Dieter's weighing scale | Willard L. Zeigner | 1986-03-18 |
| D281403 | Electronic weighing scale for dieters | Willard L. Zeigner | 1985-11-19 |
| 4516433 | Flow sensor | Willard L. Zeigner | 1985-05-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4576244 | Dieter's weighing scale | Willard L. Zeigner | 1986-03-18 |
| D281403 | Electronic weighing scale for dieters | Willard L. Zeigner | 1985-11-19 |
| 4516433 | Flow sensor | Willard L. Zeigner | 1985-05-14 |