Growing community of inventors

CA

Roger Peter Lewington

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 = 9

Roger Peter LewingtonJohn Frederick Porter (2 patents)Roger Peter LewingtonRoger Peter Lewington (2 patents)John Frederick PorterJohn Frederick Porter (26 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Saint-gobain Technical Fabrics Canada, Ltd. (2 from 19 patents)


2 patents:

1. 6852360 - Knitted fabric for insect screening

2. 6716774 - Knitted fabric for insect screening

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as of
12/12/2025
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