Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8754147 | No hexa shell sand | Robert H. Mizwicki, Ryan Schwark | 2014-06-17 |
| 8697185 | Rapid action coater and process for coating ceramic particles using same | Robert H. Mizwicki | 2014-04-15 |
| 7763316 | No hexa shell sand | Robert H. Mizwicki, Ryan Schwark | 2010-07-27 |