Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8237412 | Battery charger and method utilizing alternating DC charging current | Thomas Finis Johnson, John F. Waldron | 2012-08-07 |
| D654863 | Battery booster pack | Patrick J. Clarke, Randall Lawson, Samuel I. Weisbard, Steven R. Hawkins, Mark Kurth +1 more | 2012-02-28 |
| D654864 | Battery booster pack | Patrick J. Clarke, Randall Lawson, Samuel I. Weisbard, Steven R. Hawkins, Mark Kurth +1 more | 2012-02-28 |
| D653204 | Battery booster pack | Patrick J. Clarke, Randall Lawson, Samuel I. Weisbard, Steven R. Hawkins, Mark Kurth +1 more | 2012-01-31 |
| 7834593 | Thermal runaway protection system for a battery charger | Thomas Finis Johnson | 2010-11-16 |
| 6201370 | Portable power supply | Troy M. Reller | 2001-03-13 |
| 6130519 | Portable battery charger including auto-polarity switch | Branden M. Reid | 2000-10-10 |
| 5965998 | Automatic polarity and condition sensing battery charger | Chris C. Dickey | 1999-10-12 |
| 5095260 | Self limiting battery charger | — | 1992-03-10 |
| 5075614 | Device ascertaining the time required to charge a battery and timing the charge | — | 1991-12-24 |