Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4825441 | Free electron laser using a relativistic beam with spiralling electron | Thomas Marshall, Arthur Grossman, Shien-Chi Chen | 1989-04-25 |
| 4331936 | Free electron laser employing an expanded hollow intense electron beam and periodic radial magnetic field | Thomas Marshall, David B. McDermott, Victor L. Granatstein, Robert K. Parker, Phillip A. Sprangle +1 more | 1982-05-25 |