Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9612011 | Preheat burner assembly and method | James R. Siegel, Steve Schumann | 2017-04-04 |
| 9109531 | Method for testing casting quality and apparatus therefor | Karl Schroeder, Richard H. Snyder, Brad Heitkamp, Donald Rethman, Joseph Timmerman | 2015-08-18 |