Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112460 | Lithium battery passivation detection | Robert Feltham, Vyacheslav Voloshin | 2021-09-07 |
| 10966154 | Master slave wireless fire alarm and mass notification system | Robert Feltham | 2021-03-30 |