Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890241 | Robotic system | Brian D. Hoffman | 1989-12-26 |
| 4875275 | Novel automatic tool changer | James Hutchinson, Brian D. Hoffman | 1989-10-24 |
| 4835424 | Platen laminated in mutually perpendicular direction for use with linear motors and the like | Brian D. Hoffman | 1989-05-30 |