DB

David Barratt

MI Morton International: 1 patents #302 of 580Top 55%
RC Rhone-Poulenc Chimie: 1 patents #332 of 660Top 55%
📍 Chelmsford, MA: #414 of 858 inventorsTop 50%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,276,655 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5493021 Preparation of lactams Laurent Gilbert 1996-02-20
5372631 Reduction of silver halides in photoemulsion using sodium borohydride and reducing sugars John A. Schwartz, Jr. 1994-12-13