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Lexington, MA, United States of America

Stephen R Sofen

USPTO Granted Patents = 3

Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 13(Granted Patents)

Location History:

Cambridge, MA (US) (1984)
Lexington, MA (US) (1993 - 1994)

Company Filing History:

Polaroid Corporation

Years Active: 1984-1994

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5328799 - Thermographic and photothermographic imaging materials (1994-07-12),

2. 5206208 - Stabilization of thermal images (1993-04-27),

3. 4463082 - Silver diffusion transfer film unit with noble metal compound as (1984-07-31),

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