Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5581884 | Method of attaching an ornamental setting to an ornament | Robert S. Catanzaro | 1996-12-10 |
| 5393405 | Method of electroforming a gold jewelry article | Robert S. Catanzaro | 1995-02-28 |