Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10981214 | Investment casting compositions | — | 2021-04-20 |
| 8834622 | Investment casting | — | 2014-09-16 |
| 6769475 | Investment casting | Daniel James Duffey | 2004-08-03 |
| 6755237 | Investment casting | Daniel James Duffey | 2004-06-29 |
| 6450243 | Investment casting | Daniel James Duffey | 2002-09-17 |
| 5900382 | Refactory binder | — | 1999-05-04 |
| 5744050 | Nozzle | — | 1998-04-28 |
| 5478786 | Manufacture of shaped refractory objects | — | 1995-12-26 |
| 5467904 | Reinforced ceramic tube | — | 1995-11-21 |
| 4946805 | Settable systems for the manufacture of refractories and ceramics | — | 1990-08-07 |
| 4470582 | Introduction of substances into molten metal | Richard P. Davis | 1984-09-11 |
| 4324602 | Method for reducing the thermal inertia of furnace or oven walls | Richard P. Davis, Harold G. Emblem, Stanley J. Shelley | 1982-04-13 |
| 4194036 | Module for furnace walls totally wrapped with thermally combustible material | Richard P. Davis, Harold G. Emblem, Stanley J. Shelley | 1980-03-18 |