Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8807877 | Tensionable spiral bolt with resin nut and related methods | — | 2014-08-19 |
| 8550751 | Non-tensionable cable bolt apparatus and related method | — | 2013-10-08 |
| D669772 | Coated mine roof bolt | — | 2012-10-30 |
| 8277148 | Re-tensionable cable bolt apparatus and related method | — | 2012-10-02 |
| 7896581 | Re-tensionable cable bolt apparatus and related method | — | 2011-03-01 |
| 7758284 | Tensionable spiral bolt with resin nut and related method | — | 2010-07-20 |
| 7481603 | Tensionable spiral bolt with resin nut and related method | — | 2009-01-27 |
| 6435778 | Cable truss system and related method of installation | — | 2002-08-20 |
| 5755535 | Mine roof truss system and related installation method | — | 1998-05-26 |