Growing community of inventors

Chicago, IL, United States of America

Michael Duffy

Average Co-Inventor Count = 4.00

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 = 33

Michael DuffyDuane D Adams (1 patent)Michael DuffyDouglas J Oosterman (1 patent)Michael DuffyJames E Gram (1 patent)Michael DuffyMichael Duffy (1 patent)Duane D AdamsDuane D Adams (7 patents)Douglas J OostermanDouglas J Oosterman (5 patents)James E GramJames E Gram (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Mead Corporation (1 from 1,151 patents)


1 patent:

1. 6427857 - Expandable display apparatus and methods

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12/13/2025
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