Top Inventors at Gemological Institute Of America, Inc. (Gia) 2003
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Gilbert Norman Ravich | 1 |
| 1 | James Shigley | 1 |
| 1 | Shane Elen | 1 |
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Gilbert Norman Ravich | 1 |
| 1 | James Shigley | 1 |
| 1 | Shane Elen | 1 |