Growing community of inventors

San Francisco, CA, United States of America

David Petersen

Average Co-Inventor Count = 2.00

ph-index = 3

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 = 52

David PetersenPadraig Stapleton (4 patents)David PetersenDavid Petersen (4 patents)Padraig StapletonPadraig Stapleton (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. The Nielsen Comapny (us), LLC (4 from 2,170 patents)


4 patents:

1. 9432868 - Methods and apparatus to collect wireless information

2. 9008586 - Methods and apparatus to collect wireless information

3. 8538343 - Methods and apparatus to collect wireless information

4. 8014726 - Method and system for collecting wireless information transparently and non-intrusively

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as of
12/30/2025
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