Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11600171 | Crosswalk warning lighting system | Gregory Miller | 2023-03-07 |
| 6881094 | Integrated electrical receptacle system for outdoor application | Matthew D. Marhefka | 2005-04-19 |
| 6866032 | Tool and method for preparing a block for receiving an electrical receptacle | Andrew P. Magyar, Matthew D. Marhefka | 2005-03-15 |
| 6797885 | Modular electric conductor | Philip Hague, Philipp Steiner, Michael S. Joss | 2004-09-28 |
| 6641727 | Filter faucet | Jeff Aldred, Brian Hunter, Wilhelm Koch, Juergen Sponheimer, Konrad Bergmann | 2003-11-04 |
| 6547589 | Integrated electrical receptacle system for outdoor application | Matt Marhefka | 2003-04-15 |
| 6517720 | Escutcheon-mounted filter with above counter access for cartridge renewal | Jeffrey K. Aldred, Brian Hunter, Hermann Schneider, Hans Nikolayczik | 2003-02-11 |
| 6492594 | Modular electric conductor and system | Philip Hague, Philipp Steiner, Michael S. Joss | 2002-12-10 |