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St. Louis, MO, United States of America

Joan E Deffeyes

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 = 3

Joan E DeffeyesJames E O'Neal (1 patent)Joan E DeffeyesDouglas J Peterman (1 patent)Joan E DeffeyesJoan E Deffeyes (1 patent)James E O'NealJames E O'Neal (8 patents)Douglas J PetermanDouglas J Peterman (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,812 patents)


1 patent:

1. 5660886 - Method for forming in situ diffusion barrier while diffusing aluminum

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