Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5919493 | Apparatus for producing shaped articles | Michael Q. Sheppard, Richard L. Ponzi, John J. Stobie, Roger P. Sheppard | 1999-07-06 |
| 5720933 | Process for preparing ceramic fibers | — | 1998-02-24 |