Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351161 | Variable scale rotary switch | Michael T. MacKay, Lee A. Cotterill, William S. Herz, Joe McArdle | 1994-09-27 |
| 5339393 | Graphical user interface for displaying available source material for editing | O. F. Morgan | 1994-08-16 |