Growing community of inventors

Camas, WA, United States of America

Denis B O'Regan

Average Co-Inventor Count = 5.00

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 = 3

Denis B O'Regan ↔ John A Underwood (1 patent)Denis B O'Regan ↔ Hans-Robert Ketterer (1 patent)Denis B O'Regan ↔ Rainer Wertz (1 patent)Denis B O'Regan ↔ Andreas Kloos (1 patent)Denis B O'ReganDenis B O'Regan (1 patent)John A UnderwoodJohn A Underwood (51 patents)Hans-Robert KettererHans-Robert Ketterer (1 patent)Rainer WertzRainer Wertz (1 patent)Andreas KloosAndreas Kloos (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hewlett-packard Development Company, L.p. (1 from 27,394 patents)


1 patent:

1. 7543812 - Media registration devices

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as of
12/7/2025
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