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Winnetka, IL, United States of America

David Oppenheim

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 OppenheimPraveen Sharma (2 patents)David OppenheimDavid Oppenheim (2 patents)Praveen SharmaPraveen Sharma (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United Airlines, Inc. (2 from 35 patents)


2 patents:

1. 10558993 - Mobile payment system with rewards points

2. 10192231 - Mobile payment system with rewards points

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as of
1/17/2026
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