Growing community of inventors

Saint Paul, MN, United States of America

John H Andreasen

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 = 3

John H Andreasen ↔ James A Howe (1 patent)John H AndreasenJohn H Andreasen (1 patent)James A HoweJames A Howe (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United States of America As Represented by the Secretary of the Air Force (1 from 4,992 patents)


1 patent:

1. 3935479 - Dynamic damping apparatus

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12/21/2025
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