Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5939680 | Arcuate cable support | Thomas J. Gretz, Thomas S. Stark | 1999-08-17 |
| D407963 | Non-metallic cable support | Thomas J. Gretz, John Ofcharsky | 1999-04-13 |
| 5386959 | Box support | Raymond S. Laughlin | 1995-02-07 |
| 4955825 | Electrical fixture | John E. Groth, Raymond S. Laughlin | 1990-09-11 |
| 4757967 | Box support | John D. Langdon | 1988-07-19 |