Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9181985 | Shaft collar and shaft coupling assemblies | Scott J. Carlson, William W. Hewitson, Michael Langley | 2015-11-10 |
| D636790 | Shaft collar | William W. Hewitson, Robert G. Ruland | 2011-04-26 |
| D629016 | Shaft collar | William W. Hewitson, Robert G. Ruland | 2010-12-14 |
| 7604844 | Method, system and apparatus for scraping a roll surface in a molten metal coating process | Erin G. Sapp, Michael D. Hickman, James M. Piper | 2009-10-20 |
| 7341629 | Method, system and apparatus for scraping a roll surface in a molten metal coating process | Erin G. Sapp, Michael D. Hickman, James M. Piper | 2008-03-11 |