Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555031 | Process for producing silicon carbide bodies | Joseph F. Mach, John L. Stempin | 2003-04-29 |
| 6555032 | Method of making silicon nitride-silicon carbide composite filters | — | 2003-04-29 |