Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE44963 | System and method for computerized evaluation of gemstones | — | 2014-06-24 |
| D593445 | Diamond cut | — | 2009-06-02 |
| 7111812 | Fastening device | Eugene Shannon | 2006-09-26 |
| D526924 | Diamond or gemstone | — | 2006-08-22 |
| 6120629 | Ultrasonic processing | Janice Vanselow | 2000-09-19 |
| 5966673 | System and method for computerized evaluation of gemstones | — | 1999-10-12 |