Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453979 | Investment casting using melt reservoir loop | Mark L. Soderstrom, Dale A. Grumm | 2002-09-24 |
| 6019158 | Investment casting using pour cup reservoir with inverted melt feed gate | Mark L. Soderstrom, Dale A. Grumm | 2000-02-01 |