Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6236163 | Multiple-beam ion-beam assembly | Yuri Maishev, James Ritter, Leonid Velikov, Alexander Shkolnik | 2001-05-22 |
| 6130507 | Cold-cathode ion source with propagation of ions in the electron drift plane | Yuri Maishev, James Ritter, Leonid Velikov | 2000-10-10 |