Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5389781 | Structure and method usable for differentiating a plant from soil in a field | Jim Beck | 1995-02-14 |
| 5296702 | Structure and method for differentiating one object from another object | Jim Beck | 1994-03-22 |
| 4965446 | Optical interrupter system with vibration compensation | — | 1990-10-23 |