MC

Mark A. Collins

DP Delta Pharmaceuticals: 2 patents #1 of 7Top 15%
📍 Raleigh, NC: #22 of 279 inventorsTop 8%
🗺 North Carolina: #207 of 2,260 inventorsTop 10%
Overall (1997): #31,617 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5681830 Opioid compounds Kwen-Jen Chang, Dulce Garrido Bubacz, Ann O. Davis, Robert W. McNutt, Jr., Michael J. Bishop 1997-10-28
5658908 Opioid diarylmethylpiperazines and piperdines Kwen-Jen Chang, Grady Evan Boswell, Dulce Garrido Bubacz, Ann O. Davis, Robert W. McNutt, Jr. 1997-08-19