Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12119633 | Tap off box | Frank Joseph Stifter, Jr., Douglas R. Moore, David P. Marple, John Donald Berenbrok, Lucas Anthony Andrews | 2024-10-15 |
| 12068593 | Systems and methods for dust and liquid protected continuous access busway trunking systems | Frank Joseph Stifter, Jr., Douglas R. Moore, David P. Marple, John Donald Berenbrok, Lucas Anthony Andrews +1 more | 2024-08-20 |
| D988270 | Tap off box | Frank Joseph Stifter, Jr., Douglas R. Moore, David P. Marple, John Donald Berenbrok, Lucas Anthony Andrews +1 more | 2023-06-06 |
| 7657454 | Server-side project manager | Roy Kayahara | 2010-02-02 |
| 6521837 | Electrical busway housing system and connection means therefor | Brian L. Hilgert | 2003-02-18 |