Growing community of inventors

Arcola, IL, United States of America

David J Spelman

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 = 15

David J SpelmanStephane F Rouanet (1 patent)David J SpelmanDavid J Spelman (1 patent)Stephane F RouanetStephane F Rouanet (9 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Cabot Corporation (1 from 838 patents)


1 patent:

1. 6598283 - Method of preparing aerogel-containing insulation article

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12/29/2025
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