Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9099730 | Storage battery having molded-in terminal | David A. Thuerk, Guy Pfeifer, Mark S. Inkmann | 2015-08-04 |
| 8372537 | Battery with a molded in-front terminal | David A. Thuerk, Guy Pfeifer, Mark S. Inkmann | 2013-02-12 |
| 8263257 | Removable handle for industrial battery | Mark S. Inkmann, Guy Pfeifer, David A. Thuerk | 2012-09-11 |