Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10282784 | Global investment grade for natural and synthetic gems used in financial investments and commercial trading and method of creating standardized baskets of gems to be used in financial and commerical products | Victor Feldman, Sharon Karsten, David So, Andrew Feldman | 2019-05-07 |
| 8706513 | Global investment grade for natural and synthetic gems used in financial investments and commercial trading and method of creating standardized baskets of gems to be used in financial and commercial products | Victor Feldman, Sharon Karsten, David So, Andrew Feldman | 2014-04-22 |
| 8239211 | Global investment grade for natural and synthetic gems used in financial investments and commercial trading and method of creating standardized baskets of gems to be used in financial and commercial products | Victor Feldman, Sharon Karsten, David So, Andrew Feldman | 2012-08-07 |