Issued Patents All Time
Showing 101–101 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553060 | Electromechanical resonator apparatus | Donald P. Havens, Robert A. Johnson | 1985-11-12 |
Showing 101–101 of 101 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553060 | Electromechanical resonator apparatus | Donald P. Havens, Robert A. Johnson | 1985-11-12 |