Growing community of inventors

South Attleboro, MA, United States of America

Daniel C Portman

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 = 21

Daniel C Portman ↔ William Ralph Brown, Jr (1 patent)Daniel C Portman ↔ Helge Zimmet (1 patent)Daniel C Portman ↔ Joseph A Depuydt (1 patent)Daniel C PortmanDaniel C Portman (1 patent)William Ralph Brown, JrWilliam Ralph Brown, Jr (17 patents)Helge ZimmetHelge Zimmet (4 patents)Joseph A DepuydtJoseph A Depuydt (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Gillette Company (1 from 2,663 patents)


1 patent:

1. 7217332 - Brush filament bundles and preparation thereof

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1/2/2026
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