Growing community of inventors

San Francisco, CA, United States of America

Matthew Mullen

Average Co-Inventor Count = 12.00

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 = 15

Matthew MullenIlan Frank (2 patents)Matthew MullenMyles Grant (2 patents)Matthew MullenDaniel Stewart Butterfield (2 patents)Matthew MullenTodd Lindsay Wirth (2 patents)Matthew MullenCallum Henderson-Begg (2 patents)Matthew MullenLeah Jones (2 patents)Matthew MullenSamantha Stoller (2 patents)Matthew MullenEric Vierhaus (2 patents)Matthew MullenYongxing Deng (2 patents)Matthew MullenApril Underwood (2 patents)Matthew MullenGregory Pelly (2 patents)Matthew MullenMatthew Mullen (2 patents)Ilan FrankIlan Frank (21 patents)Myles GrantMyles Grant (21 patents)Daniel Stewart ButterfieldDaniel Stewart Butterfield (16 patents)Todd Lindsay WirthTodd Lindsay Wirth (13 patents)Callum Henderson-BeggCallum Henderson-Begg (12 patents)Leah JonesLeah Jones (12 patents)Samantha StollerSamantha Stoller (6 patents)Eric VierhausEric Vierhaus (6 patents)Yongxing DengYongxing Deng (3 patents)April UnderwoodApril Underwood (2 patents)Gregory PellyGregory Pelly (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Slack Technologies, Inc. (2 from 245 patents)


2 patents:

1. 11810072 - Method, apparatus, and computer program product for authorizing and authenticating user communication within an enterprise group-based communication platform

2. 10997557 - Method, apparatus, and computer program product for authorizing and authenticating user communication within an enterprise group-based communication platform

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as of
12/25/2025
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