Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873436 | Nondestructive readout of a latent electrostatic image formed on an insulating material | Emil Kamieniecki, Leszek Reiss | 1989-10-10 |
| 4833324 | Nondestructive readout of a latent electrostatic image formed on an insulating material | Emil Kamieniecki | 1989-05-23 |