Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4521808 | Electrostatic imaging apparatus | Poen S. Ong, Alfonso Zermeno, Lee M. Marsh, Jr., Ronald W. Cowart | 1985-06-04 |
| 4446365 | Electrostatic imaging method | Poen S. Ong, Alfonso Zermeno, Lee M. Marsh, Jr. | 1984-05-01 |