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Philadelphia, PA, United States of America

William Henry Elfring

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 = 1

William Henry Elfring ↔ Donald A Winey (1 patent)William Henry ElfringWilliam Henry Elfring (1 patent)Donald A WineyDonald A Winey (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rohm and Naas Company (1 from 1 patent)


1 patent:

1. 6815010 - Method of inhibiting the loss of solar reflectance over time of an exterior elastomeric

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12/17/2025
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