Growing community of inventors

Gloucester, MA, United States of America

Douglas Harrison

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 = 5

Douglas Harrison ↔ Bonnie D Zacherle (1 patent)Douglas Harrison ↔ Frank D Ventura (1 patent)Douglas HarrisonDouglas Harrison (1 patent)Bonnie D ZacherleBonnie D Zacherle (19 patents)Frank D VenturaFrank D Ventura (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kenner Parker Toys Inc. (1 from 38 patents)


1 patent:

1. D294607 - Toy doll house

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as of
12/12/2025
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