Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D915226 | Lightning detector | Robert W. Matthes, Cornelius K. Hamilton | 2021-04-06 |
| D915227 | Lightning detector | Robert W. Matthes, Cornelius K. Hamilton | 2021-04-06 |
| D915228 | Lightning detector | Robert W. Matthes, Cornelius K. Hamilton | 2021-04-06 |