Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7357738 | Reinforced sports support pole | Ronald A. White, Anthony Grinwald | 2008-04-15 |
| 6820457 | Conduit bender | Thomas M. Luebke, David A. Huebschen, Gary Janquart, Bernard J. Ziebart, David Weismann | 2004-11-23 |
| 6460638 | Bushing for protecting an electrical wire passing through a hole in a structural member | Thomas M. Luebke, Bernard J. Ziebart | 2002-10-08 |
| 6356423 | Soild state protection circuit for electrical apparatus | Jerome K. Hastings, Karen Sjaarda Bland, James E. Hansen, Scott A. Reid, David J. Gritter +4 more | 2002-03-12 |