Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10368166 | Voltage regulator and control circuit for silver-zinc batteries in hearing instruments | Troy W. Renken, Don Barrett | 2019-07-30 |
| 10291051 | Methods and systems for recharging a battery | Reza Pourdarvish, Troy W. Renken | 2019-05-14 |