Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D434692 | Gem cut | — | 2000-12-05 |
| 6065307 | Corner cut precious square stones | — | 2000-05-23 |
| D422238 | Gem cut | — | 2000-04-04 |
| D419909 | Gem cut | — | 2000-02-01 |
| D419103 | Gem cut | — | 2000-01-18 |
| 6006548 | Facet cut structure for gemstones to enhance brilliance | — | 1999-12-28 |
| D403979 | Gemstone | — | 1999-01-12 |
| 5761929 | Facet cut structure for colored stones to enhance brilliance | — | 1998-06-09 |
| 5758517 | Method and apparatus to set precious stones without hammering | — | 1998-06-02 |
| 5533364 | Facing marquis halves to form a marquis stone | — | 1996-07-09 |
| 4878364 | Double faced jewelry setting | — | 1989-11-07 |