Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6307349 | Battery pack having memory | Steven E. Koenck, Phillip Miller | 2001-10-23 |
| 6271643 | Battery pack having memory | Phillip Miller, Steven E. Koenck | 2001-08-07 |
| 6043630 | Fast battery charging system and method | Steven E. Koenck, Phillip Miller | 2000-03-28 |
| 5856737 | Fast battery charging system and method | Phillip Miller, Steven E. Koenck | 1999-01-05 |
| 5493199 | Fast battery charger | Steven E. Koenck, Phillip Miller | 1996-02-20 |
| 5363031 | Fast battery charger | Phillip Miller, Steven E. Koenck | 1994-11-08 |