Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34575 | Electrostatic ion accelerator | Ruth Shefer | 1994-04-05 |
| 5280505 | Method and apparatus for generating isotopes | Barbara J. Hughey, Ruth Shefer | 1994-01-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34575 | Electrostatic ion accelerator | Ruth Shefer | 1994-04-05 |
| 5280505 | Method and apparatus for generating isotopes | Barbara J. Hughey, Ruth Shefer | 1994-01-18 |