Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4434217 | Chalcogenide product | Joseph I. Masters | 1984-02-28 |
| 4316946 | Surface sensitized chalcogenide product and process for making and using the same | Joseph I. Masters, Jerome M. Lavine | 1982-02-23 |
| 4269935 | Process of doping silver image in chalcogenide layer | Joseph I. Masters | 1981-05-26 |