Growing community of inventors

South Windsor, CT, United States of America

Bryan David Marsh

Average Co-Inventor Count = 1.36

ph-index = 4

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 = 100

Bryan David MarshAndrew B Spencer (2 patents)Bryan David MarshRichard J Guastamachio (2 patents)Bryan David MarshBryan David Marsh (5 patents)Andrew B SpencerAndrew B Spencer (4 patents)Richard J GuastamachioRichard J Guastamachio (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Omniglow Corporation (3 from 20 patents)

2. American Ingenuity, LLC (2 from 6 patents)


5 patents:

1. 6569786 - Layered reflecting and photoluminous fire resistant material

2. 615987 - Layered reflecting and photoluminous fire resistant material

3. 6159878 - Layered reflecting and photoluminous fire resistant material

4. 5315491 - Reflecting and luminous layered material

5. 5300783 - Layered reflecting and luminous material

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as of
12/14/2025
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