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Fremont, CA, United States of America

Charles R Kellner

Average Co-Inventor Count = 1.00

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 = 431

Charles R KellnerCharles R Kellner (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Electric Planet, Inc. (4 from 23 patents)

2. Other (1 from 832,843 patents)


5 patents:

1. 7388966 - System and method for visual chat

2. 7167577 - System and method for visual chat

3. 6876754 - System and method for visual chat

4. 6539099 - System and method for visual chat

5. 6101289 - Method and apparatus for unencumbered capture of an object

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12/27/2025
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