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Metamora, IL, United States of America

Thomas W Herrick

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 = 12

Thomas W Herrick ↔ George G Codina (1 patent)Thomas W Herrick ↔ David J Urbanc (1 patent)Thomas W HerrickThomas W Herrick (1 patent)George G CodinaGeorge G Codina (27 patents)David J UrbancDavid J Urbanc (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 5880681 - Apparatus for determining the position of a work implement

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12/29/2025
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