Growing community of inventors

Grand Haven, MI, United States of America

Fred William Janssen

Average Co-Inventor Count = 4.00

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 = 0

Fred William JanssenRoger Alan Finch (1 patent)Fred William JanssenJames Michael Danielski (1 patent)Fred William JanssenDavid Kevin Faulkner (1 patent)Fred William JanssenFred William Janssen (1 patent)Roger Alan FinchRoger Alan Finch (1 patent)James Michael DanielskiJames Michael Danielski (1 patent)David Kevin FaulknerDavid Kevin Faulkner (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Odl, Incorporated (1 from 83 patents)


1 patent:

1. 9870758 - Apparatus for simulating a door light installed in a door

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as of
12/30/2025
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