DR

Donald E. Rogers

GE: 2 patents #13,562 of 36,430Top 40%
PO Polaroid: 1 patents #513 of 898Top 60%
📍 Lynn, MA: #59 of 204 inventorsTop 30%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,680,261 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4534053 Apparatus for exchanging an intensifying screen and a negative in a film packet Vaito K. Eloranta, Joel M. Peisach 1985-08-06
4237418 Electrical current indicating meter Carl F. Van Bennekom, Edward F. Scannell 1980-12-02
4206406 Means for adjusting the zero point setting of a meter Edward F. Scannell 1980-06-03