Growing community of inventors

San Diego, CA, United States of America

Michael Oliphant

Average Co-Inventor Count = 14.01

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 = 614

Michael OliphantBrian J Callahan (3 patents)Michael OliphantJoshua Stephens (3 patents)Michael OliphantTristan Anne Barnum (3 patents)Michael OliphantMatthew John Dimeo (3 patents)Michael OliphantDavid M Story (3 patents)Michael OliphantGeorge Matthew Costello (3 patents)Michael OliphantJohn William DeRose (3 patents)Michael OliphantJames Park (3 patents)Michael OliphantBrian Mason Degenhardt (3 patents)Michael OliphantJohn P Knott (3 patents)Michael OliphantJames Martin Moore (3 patents)Michael OliphantCharles Lawrence Sismondo (2 patents)Michael OliphantAlexander T Van Zoest (2 patents)Michael OliphantAlexander Van Zoest (1 patent)Michael OliphantCharles Lawerence Sismondo (1 patent)Michael OliphantMichael Oliphant (3 patents)Brian J CallahanBrian J Callahan (9 patents)Joshua StephensJoshua Stephens (4 patents)Tristan Anne BarnumTristan Anne Barnum (3 patents)Matthew John DimeoMatthew John Dimeo (3 patents)David M StoryDavid M Story (3 patents)George Matthew CostelloGeorge Matthew Costello (3 patents)John William DeRoseJohn William DeRose (3 patents)James ParkJames Park (3 patents)Brian Mason DegenhardtBrian Mason Degenhardt (3 patents)John P KnottJohn P Knott (3 patents)James Martin MooreJames Martin Moore (3 patents)Charles Lawrence SismondoCharles Lawrence Sismondo (2 patents)Alexander T Van ZoestAlexander T Van Zoest (2 patents)Alexander Van ZoestAlexander Van Zoest (2 patents)Charles Lawerence SismondoCharles Lawerence Sismondo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mp3.com, Inc. (2 from 2 patents)

2. Universal Music Group, Inc. (1 from 7 patents)


3 patents:

1. 7376581 - System and method for providing access to electronic works

2. 6609105 - System and method for providing access to electronic works

3. 6496802 - System and method for providing access to electronic works

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as of
12/28/2025
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