Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10516927 | Acoustic parabolic mirror ring apparatus | James Keith McElveen | 2019-12-24 |
| D866524 | Acoustic reflector for enhanced performance of voice-controlled devices | James Keith McElveen | 2019-11-12 |
| 10341017 | Visual light audio transmission system | James Keith McElveen, David C. Kroop | 2019-07-02 |