Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317338 | Visual measurement technique and test pattern for aperture offsets in photoplotters | William I. Doxsey, John J. Masten, Jr., deceased, Richard M. Schroedl | 1994-05-31 |
| 5249343 | Apparatus for alignment of workpieces | John A. Grosso, Reena G. Malangone, John J. Masten, Jr., deceased, Richard M. Schroedl, Robert Stokrocki | 1993-10-05 |