Growing community of inventors

Decatur, GA, United States of America

Hamish M Caldwell

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 = 146

Hamish M CaldwellRobert A Koch (5 patents)Hamish M CaldwellHamish M Caldwell (5 patents)Robert A KochRobert A Koch (272 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. At&t Intellectual Property I, LP (3 from 16,515 patents)

2. Bellsouth Intellectual Property Corporation (1 from 987 patents)

3. Bellsouth Intellectual Property Corportion (1 from 1 patent)


5 patents:

1. 10123186 - Simultaneous visual and telephonic access to interactive information delivery

2. 8775635 - Simultaneous visual and telephonic access to interactive information delivery

3. 7908381 - Simultaneous visual and telephonic access to interactive information delivery

4. 7054939 - Simultaneous visual and telephonic access to interactive information delivery

5. 6788774 - System and method of providing a per-use, auto-generation, personalized web page service

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as of
1/23/2026
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