Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753828 | Methods for rooftop fabric dispensing apparatus | Carl Eric Lewis, Mark Alan Gerard, David L Tomchak | 2023-09-12 |
| 11414872 | Rooftop fabric dispensing apparatus | Carl Eric Lewis, Mark Alan Gerard, David L Tomchak | 2022-08-16 |
| 8713884 | Methods and arrangements for metal building roof insulation | David Musick | 2014-05-06 |
| 8590245 | Banded liner system for metal buildings | Ying Peng, David Musick, Weigang Qi | 2013-11-26 |
| 6233894 | Guardrail system for an apparatus movable along a roof structure | Don Albert Neifer, Dennis K. Wenrick, Clinton A. Plant | 2001-05-22 |
| 6195958 | Apparatus for propelling a carriage along the length of purlins of a roof structure | Don Albert Neifer, James A. Martin, Jr. | 2001-03-06 |
| 6101782 | Electrical controller for roofing apparatus | Don Albert Neifer, Mark R. WAUGH | 2000-08-15 |
| 6041568 | Apparatus for moving a carriage along the length of purlins of a roof structure and method of using same | Robert J. Alderman, James E. Taylor | 2000-03-28 |