Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271647 | Method and apparatus for estimating the service life of a battery | Robert Edward Galbraith, Jessica Gisi, Steven P. Norgaard, Donald J. Ziebarth | 2001-08-07 |
| 6191556 | Method and apparatus for estimating the service life of a battery | Robert Edward Galbraith, Jessica Gisi, Steven P. Norgaard, Donald J. Ziebarth | 2001-02-20 |