Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5593724 | Process for producing a pattern in a glaze composition and preparation of mold therefore | Russell P. Rich | 1997-01-14 |
| 5393471 | Process for producing a pattern in a glaze composition and preparation of a mold therefore | Russell P. Rich | 1995-02-28 |