Growing community of inventors

Hamlin, NY, United States of America

Stephen D Marshall

Average Co-Inventor Count = 3.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 39

Stephen D MarshallGurdip S Sethi (1 patent)Stephen D MarshallDavid E Wenschhof (1 patent)Stephen D MarshallStephen D Marshall (1 patent)Gurdip S SethiGurdip S Sethi (10 patents)David E WenschhofDavid E Wenschhof (5 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Eastman-kodak Company (1 from 21,594 patents)


1 patent:

1. 4738949 - High-security identification card obtained by thermal dye transfer

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12/8/2025
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