Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5841669 | Solidification control including pattern recognition | Andrew Purvis, Christopher Raymond Hanslits | 1998-11-24 |
| 5226946 | Vacuum melting/casting method to reduce inclusions | Robert N. Weerstra, Blake K. Zuidema | 1993-07-13 |
| 4923508 | Segmented induction skull melting crucible and method | Blake K. Zuidema | 1990-05-08 |