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Marlborough, MA, United States of America

David A Chappell

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 = 2

David A Chappell ↔ William M Cullen (1 patent)David A ChappellDavid A Chappell (1 patent)William M CullenWilliam M Cullen (11 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Aurea Software, Inc. (1 from 44 patents)


1 patent:

1. 8516054 - Message handling

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12/8/2025
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