Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8322085 | Structure to protect occupants from storm debris | — | 2012-12-04 |
| 8240776 | Articulate continuous miner | — | 2012-08-14 |
| 6336249 | Plastic elongated hinge | — | 2002-01-08 |
| D432388 | Transparent plastic hinge | — | 2000-10-24 |
| 5634545 | Apparatus for continuously conveying coal from a continuous mining machine to a remote floor conveyor | — | 1997-06-03 |
| 4887868 | Dual auger continuous mining machine | — | 1989-12-19 |
| 4669560 | Continuous mining machine | Arnold G. Wilcox, Jr. | 1987-06-02 |
| 4596424 | Continuous mining machine | Arnold G. Wilcox, Jr. | 1986-06-24 |
| 4341424 | Mobile dual auger continuous mining machine with multiple movement capabilities | Arnold G. Wilcox, Jr. | 1982-07-27 |
| 4256343 | Mechanism for advancing continuous mining machine through mining cycle and tramming modes | Sigmund Black, Joseph V. Lagowski, Jerry C. Whitt | 1981-03-17 |