Growing community of inventors

Peoria, IL, United States of America

Thomas Howard 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 = 0

Thomas Howard DuffyRobert Alan Jackson (1 patent)Thomas Howard DuffyRobert Stephen Comer (1 patent)Thomas Howard DuffyEmily Lynn Eckstein (1 patent)Thomas Howard DuffyThomas Howard Duffy (1 patent)Robert Alan JacksonRobert Alan Jackson (11 patents)Robert Stephen ComerRobert Stephen Comer (2 patents)Emily Lynn EcksteinEmily Lynn Eckstein (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Caterpillar Inc. (1 from 9,463 patents)


1 patent:

1. 11993324 - Guard assembly for work machine

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12/30/2025
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