Growing community of inventors

Newmarket, NH, United States of America

John Hartshorne

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 = 4

John Hartshorne ↔ Glenn Alan Guaraldi (1 patent)John Hartshorne ↔ Charles Reif Hammond (1 patent)John HartshorneJohn Hartshorne (1 patent)Glenn Alan GuaraldiGlenn Alan Guaraldi (55 patents)Charles Reif HammondCharles Reif Hammond (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Goss International Americas, Inc. (1 from 199 patents)


1 patent:

1. 8517656 - Cover applier and method of aligning a book image to a cover image

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as of
12/21/2025
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