Growing community of inventors

Chicago, IL, United States of America

Harry O Hansen

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 = 45

Harry O Hansen ↔ Alfred M Hestad (1 patent)Harry O HansenHarry O Hansen (1 patent)Alfred M HestadAlfred M Hestad (7 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United Networks Inc. (1 from 7 patents)


1 patent:

1. 4410765 - Telephone call routing and charging system

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as of
12/19/2025
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