Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6303822 | Aromatic hydroxythiol synthesis using diazonium salts | Mingbao Zhang, David Ryckman | 2001-10-16 | $29,594,000 |
| 6054622 | Aromatic hydroxythiol synthesis using diazonium salts | Mingbao Zhang, David Ryckman | 2000-04-25 | $52,126,000 |