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Groton, MA, United States of America

Robert Hanninen

Average Co-Inventor Count = 3.00

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 = 9

Robert Hanninen ↔ Mildred C Richards (1 patent)Robert Hanninen ↔ Shiro G Takemoto (1 patent)Robert HanninenRobert Hanninen (1 patent)Mildred C RichardsMildred C Richards (9 patents)Shiro G TakemotoShiro G Takemoto (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Kendall Company (1 from 569 patents)


1 patent:

1. 4992501 - Repulpable tape

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12/18/2025
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