Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11647479 | Multi-level signal transmission system for wireless device location | Richard H. Spellman | 2023-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11647479 | Multi-level signal transmission system for wireless device location | Richard H. Spellman | 2023-05-09 |