Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10522918 | Contrawound helical antenna apparatus and method | Gerald F. Ricciardi | 2019-12-31 |
| 10312595 | Contrawound helical antenna apparatus and method | Gerald F. Ricciardi | 2019-06-04 |