VW

Vivian K. Walworth

PO Polaroid: 5 patents #148 of 898Top 20%
📍 Concord, MA: #242 of 720 inventorsTop 35%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,064,537 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4663274 Method for forming a photosensitive silver halide element Warren D. Slafer 1987-05-05
4359526 Method for forming a photosensitive silver halide element 1982-11-16
4353977 Method for forming a photosensitive silver halide element Arthur M. Gerber, Warren D. Slafer 1982-10-12
4352874 Method for forming a photosensitive silver halide element Edwin H. Land 1982-10-05
4340666 Method for making photosensitive silver halide emulsion layers 1982-07-20