Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8035353 | Battery recharge prevention principle for short battery voltage dips | — | 2011-10-11 |
| 8035354 | Battery full-charge detection for charge-and-play circuits | Dirk W. J. Groeneveld | 2011-10-11 |