SE

Seymour Ellin

PO Polaroid: 2 patents #349 of 898Top 40%
📍 Sharon, MA: #435 of 848 inventorsTop 55%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,367,781 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4348087 Photographic system for automatically charging electronic flash John W. Stempeck 1982-09-07
4268138 Follow focus flash arrangement Richard J. Coppa, John W. Stempeck 1981-05-19