Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4757208 | Masked ion beam lithography system and method | Charles M. McKenna, James E. Wood, John L. Bartelt, Ross D. Olney, Charles W. Slayman | 1988-07-12 |
| 4687940 | Hybrid focused-flood ion beam system and method | John L. Bartelt, Robert L. Seliger, Charles M. McKenna | 1987-08-18 |
| 4563587 | Focused ion beam microfabrication column | Victor Wang, Richard P. Vahrenkamp, Robert L. Seliger | 1986-01-07 |