Growing community of inventors

Fairmont, NC, United States of America

Robert E Butler

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

Robert E ButlerEdward R LaVelle (1 patent)Robert E ButlerRobert E Butler (1 patent)Edward R LaVelleEdward R LaVelle (6 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sara Lee Corporation (1 from 216 patents)


1 patent:

1. 5596939 - Apparatus for forming tubular collars

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12/16/2025
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