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Pittsburgh, PA, United States of America

William H McWilliams

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 = 4

William H McWilliamsEvan B Welch (2 patents)William H McWilliamsCharles L Hamermesh (2 patents)William H McWilliamsWilliam H McWilliams (2 patents)Evan B WelchEvan B Welch (3 patents)Charles L HamermeshCharles L Hamermesh (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. M&fc Holding Company (2 from 28 patents)


2 patents:

1. 5114792 - Moisture resistant laminated cover electronic utility meter

2. 5080744 - Process to produce a cover for a utility meter register

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as of
12/12/2025
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