Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4998233 | Acquiring focus in optical systems using a focus error signal and a laser drive signal | Alan A. Fennema, Benjamin C. Fiorino, Julian Lewkowicz | 1991-03-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4998233 | Acquiring focus in optical systems using a focus error signal and a laser drive signal | Alan A. Fennema, Benjamin C. Fiorino, Julian Lewkowicz | 1991-03-05 |