Growing community of inventors

London, United Kingdom

David M Roberts

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 7

David M RobertsDaniel Joseph Martin (3 patents)David M RobertsMatthew Edward Duggan (3 patents)David M RobertsDavid M Roberts (3 patents)Daniel Joseph MartinDaniel Joseph Martin (23 patents)Matthew Edward DugganMatthew Edward Duggan (20 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. International Business Machines Corporation (3 from 164,108 patents)


3 patents:

1. 9270535 - Inferred discovery of a data communications device

2. 8693371 - Inferred discovery of a data communications device

3. 8223667 - Inferred discovery of a data communications device

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12/3/2025
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