HE

Herman E. Erikson

PO Polaroid: 2 patents #349 of 898Top 40%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,680,466 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4542523 Radiographic intensifying screen manipulator 1985-09-17
4323349 Teaching method and apparatus Edward Maltzman 1982-04-06
4186308 Large format photographic film cassette 1980-01-29