Growing community of inventors

Hoffman Estates, IL, United States of America

John Siegfried Tobias

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 = 6

John Siegfried TobiasJohn Michael Jubeck (1 patent)John Siegfried TobiasJohn Siegfried Tobias (1 patent)John Michael JubeckJohn Michael Jubeck (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Greenlee Tools, Inc. (1 from 54 patents)


1 patent:

1. 10345170 - Gauge device for measuring tension on a pulling rope during a cable pull

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1/4/2026
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