Growing community of inventors

Conroe, TX, United States of America

William R Penland

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 = 54

William R PenlandPeter J Pugnale (1 patent)William R PenlandJohn M Clark (1 patent)William R PenlandWilliam R Penland (1 patent)Peter J PugnalePeter J Pugnale (4 patents)John M ClarkJohn M Clark (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Owens-corning Fiberglas Corporation (1 from 1,031 patents)


1 patent:

1. 4561292 - Double-wall underground container for storing liquids and leak detecting

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12/19/2025
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