Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7290583 | Methods and apparatus for heat treatment and sand removal for castings | Scott P. Crafton, Paul M. Crafton, Volker Knobloch, James L. Lewis, Jr., Ian French | 2007-11-06 |
| 6910522 | Methods and apparatus for heat treatment and sand removal for castings | Scott P. Crafton, Paul M. Crafton, Volker Knobloch, James L. Lewis, Jr., Ian French | 2005-06-28 |
| 4209120 | Apparatus for intermittently advancing a sheet of indeterminate length | Otto Schwarz | 1980-06-24 |