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Allendale, NJ, United States of America

Robert Hoffer

Average Co-Inventor Count = 2.00

ph-index = 4

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 = 693

Robert HofferTimothy L Kay (4 patents)Robert HofferRobert Hoffer (4 patents)Timothy L KayTimothy L Kay (22 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Colloquis, Inc. (2 from 3 patents)

2. Conversagent, Inc. (1 from 1 patent)

3. Active Buddy, Inc. (1 from 1 patent)


4 patents:

1. 7266585 - Method and system for using screen names to customize interactive agents

2. 7146404 - Method for performing authenticated access to a service on behalf of a user

3. 6993555 - Method and system for interactively responding to instant messaging requests

4. 6430602 - Method and system for interactively responding to instant messaging requests

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as of
12/9/2025
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