Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7011202 | Conveyor for moving flat battery components | Randy J. Erwin | 2006-03-14 |
| 6255617 | Mold for making battery electrode | Carl A. Rotenberger, Randy J. Erwin | 2001-07-03 |
| 6238445 | Apparatus for assembling a battery | Randy J. Erwin | 2001-05-29 |
| 6038962 | Apparatus for moving a carrier | Randy J. Erwin | 2000-03-21 |
| 5900030 | Apparatus for assembling a battery | Randy J. Erwin | 1999-05-04 |
| 5662021 | Control system for a movement actuator | Carl A. Rotenberger | 1997-09-02 |
| 5478981 | Resistive electrode | Carl A. Rotenberger | 1995-12-26 |