Growing community of inventors

San Francisco, CA, United States of America

Mark Harrison

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 = 0

Mark HarrisonHugo Olliphant (1 patent)Mark HarrisonMark Harrison (1 patent)Hugo OlliphantHugo Olliphant (40 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Paypal, Inc. (1 from 2,678 patents)


1 patent:

1. 11455603 - Payment via financial service provider using network-based device

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as of
1/17/2026
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