Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331275 | Orthogonal film drive | Robert D. Therien, Michael W. Rudy | 1982-05-25 |
| 4324474 | Microfilming system | Robert D. Therien, Michael W. Rudy, Frederick E. Walsh, Han-Jung Lee, Ronald Thomas Bell +1 more | 1982-04-13 |
| 4277190 | Indicia printer | Michael W. Rudy, Thomas D. Horning | 1981-07-07 |