Growing community of inventors

Mountain View, CA, United States of America

Catherine C Marshall

Average Co-Inventor Count = 5.00

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 = 442

Catherine C MarshallKenneth P Fishkin (3 patents)Catherine C MarshallTodd A Cass (3 patents)Catherine C MarshallAlexander E Silverman (3 patents)Catherine C MarshallAnnette Marie Adler (3 patents)Catherine C MarshallKenneth P Fishikin (0 patent)Catherine C MarshallCatherine C Marshall (3 patents)Kenneth P FishkinKenneth P Fishkin (35 patents)Todd A CassTodd A Cass (33 patents)Alexander E SilvermanAlexander E Silverman (13 patents)Annette Marie AdlerAnnette Marie Adler (7 patents)Kenneth P FishikinKenneth P Fishikin (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Xerox Corporation (3 from 24,189 patents)


3 patents:

1. 6675356 - Distributed document-based calendaring system

2. 6651218 - Dynamic content database for multiple document genres

3. 6249765 - System and method for extracting data from audio messages

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as of
12/4/2025
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