Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4322659 | Gas-discharge devices and display panels | Michael Clement De Jule, Alan Sobel, David M. Glaser | 1982-03-30 |
| 4183125 | Method of making an insulator-support for luminescent display panels and the like | Alan Sobel | 1980-01-15 |