Growing community of inventors

Dover, NH, United States of America

David John Gagnon

Average Co-Inventor Count = 2.00

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 = 21

David John GagnonDouglas Joseph Dawley (1 patent)David John GagnonDavid John Gagnon (1 patent)Douglas Joseph DawleyDouglas Joseph Dawley (8 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Heidelberger Druckmaschinen Ag (1 from 2,544 patents)


1 patent:

1. 6227111 - Impression setting mechanism for a printing unit

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12/20/2025
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