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Annapolis, MD, United States of America

Michael Walden

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 = 1

Michael WaldenDavid A Steinberg (2 patents)Michael WaldenMichael Walden (2 patents)David A SteinbergDavid A Steinberg (9 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Simplexity, LLC (2 from 10 patents)


2 patents:

1. 8060409 - Certification and activation of used phones purchased through an online auction

2. 7493105 - Certification and activation of used phones on a wireless carrier network

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as of
12/21/2025
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