Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H675 | Method for chemical reaction control using a surface acoustic wave device | Clyde A. Morrison, Frank Crowne, Richard P. Leavitt | 1989-09-05 |
| 4829527 | Wideband electronic frequency tuning for orotrons | Herbert Dropkin, Richard P. Leavitt | 1989-05-09 |