Growing community of inventors

Canton, MI, United States of America

Jeffery E Pierfelice

Average Co-Inventor Count = 2.00

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

Jeffery E PierfeliceSean Lee Helm (1 patent)Jeffery E PierfeliceJeffery E Pierfelice (1 patent)Sean Lee HelmSean Lee Helm (22 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Toyota Motor Engineering & Manufacturing North America, Inc. (1 from 4,165 patents)


1 patent:

1. 10148374 - Systems and methods for altering an in-vehicle presentation

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1/18/2026
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