Growing community of inventors

Oceanside, CA, United States of America

Tom Chang

Average Co-Inventor Count = 6.00

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 = 2

Tom Chang ↔ Horatio Quinones (1 patent)Tom Chang ↔ Rick Zakrajsek (1 patent)Tom Chang ↔ Brad Perkins (1 patent)Tom Chang ↔ Pat Hogan (1 patent)Tom Chang ↔ George Vastola (1 patent)Tom ChangTom Chang (1 patent)Horatio QuinonesHoratio Quinones (25 patents)Rick ZakrajsekRick Zakrajsek (2 patents)Brad PerkinsBrad Perkins (1 patent)Pat HoganPat Hogan (1 patent)George VastolaGeorge Vastola (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nordson Corporation (1 from 1,727 patents)


1 patent:

1. 7785667 - Method of controlling edge definition of viscous materials

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12/20/2025
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