Growing community of inventors

Walnut, CA, United States of America

Karl Hisamoto

Average Co-Inventor Count = 3.00

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 = 4

Karl HisamotoBruce Ehlers (3 patents)Karl HisamotoGeoffrey Wang (3 patents)Karl HisamotoKarl Hisamoto (3 patents)Bruce EhlersBruce Ehlers (13 patents)Geoffrey WangGeoffrey Wang (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vivint, Inc. (3 from 440 patents)


3 patents:

1. 11334335 - Software updates from a security control unit

2. 10042630 - Software updates from a security control unit

3. 9710251 - Software updates from a security control unit

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as of
12/10/2025
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