Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5860900 | End effector storage station | Mark F. Gabriel, James A. Shofner | 1999-01-19 |
| 5482409 | Part positioning and drilling end effector | Paul E. Nelson, Hinrich C. Patjens, James A. Shofner, David A. Yousko | 1996-01-09 |