Growing community of inventors

Newburyport, MA, United States of America

Douglas Harrison

Average Co-Inventor Count = 4.44

ph-index = 2

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 = 20

Douglas HarrisonJohn V Zaruba (2 patents)Douglas HarrisonDonald A Rosenwinkel (1 patent)Douglas HarrisonJohn R Sutyak (1 patent)Douglas HarrisonMichael Gorker (1 patent)Douglas HarrisonMichael R Gillespie (1 patent)Douglas HarrisonThomas N Fenton (1 patent)Douglas HarrisonDouglas Harrison (2 patents)John V ZarubaJohn V Zaruba (37 patents)Donald A RosenwinkelDonald A Rosenwinkel (34 patents)John R SutyakJohn R Sutyak (4 patents)Michael GorkerMichael Gorker (3 patents)Michael R GillespieMichael R Gillespie (1 patent)Thomas N FentonThomas N Fenton (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Breslow, Morrison, Terzian & Associates, L.l.c. (2 from 18 patents)


2 patents:

1. 5219433 - Sequential response determining question game

2. 5129655 - Token moving game with spinning disrupter

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idiyas.com
as of
12/12/2025
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