Growing community of inventors

South Portland, ME, United States of America

William T Fitzsimmons

Average Co-Inventor Count = 2.40

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 = 42

William T FitzsimmonsSteven E Callahan (2 patents)William T FitzsimmonsJohn A Gelardi (1 patent)William T FitzsimmonsStephen D Fantone (1 patent)William T FitzsimmonsAnthony L Gelardi (1 patent)William T FitzsimmonsWilliam T Fitzsimmons (3 patents)Steven E CallahanSteven E Callahan (7 patents)John A GelardiJohn A Gelardi (122 patents)Stephen D FantoneStephen D Fantone (69 patents)Anthony L GelardiAnthony L Gelardi (65 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Microplas, Inc. (2 from 10 patents)

2. Insight, Inc. (1 from 17 patents)


3 patents:

1. 5921521 - Copy stand

2. 5775663 - Copy Stand

3. 5647151 - Multi-purpose image display systems

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as of
12/12/2025
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