Growing community of inventors

Boise, ID, United States of America

David Ritzenthaler

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 RitzenthalerGerard Joseph Carlson (1 patent)David RitzenthalerDavid Ritzenthaler (1 patent)Gerard Joseph CarlsonGerard Joseph Carlson (15 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hewlett-Packard Development Company, L.p. (1 from 27,442 patents)


1 patent:

1. 7788575 - Automated image annotation

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as of
1/14/2026
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