Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6265884 | Electrical conductivity gem tester | Solomon Menashi, David J. Barrett, Randolph M. Bogdan | 2001-07-24 | $1,117,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6265884 | Electrical conductivity gem tester | Solomon Menashi, David J. Barrett, Randolph M. Bogdan | 2001-07-24 | $1,117,000 |