Growing community of inventors

Parker, TX, United States of America

Fred Kesterson

Average Co-Inventor Count = 3.00

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 = 60

Fred Kesterson ↔ Stephen Lee Hodge (3 patents)Fred Kesterson ↔ Serge Seyfetdinov (3 patents)Fred Kesterson ↔ Steve Hodge (1 patent)Fred Kesterson ↔ Oliver Oldham (1 patent)Fred KestersonFred Kesterson (4 patents)Stephen Lee HodgeStephen Lee Hodge (316 patents)Serge SeyfetdinovSerge Seyfetdinov (7 patents)Steve HodgeSteve Hodge (1 patent)Oliver OldhamOliver Oldham (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Value Added Communications, Inc. (3 from 28 patents)

2. Global Tel'link Corporation (1 from 326 patents)


4 patents:

1. 10057398 - System and method for detecting three-way call circumvention attempts

2. 9225838 - System and method for detecting three-way call circumvention attempts

3. 8630726 - System and method for detecting three-way call circumvention attempts

4. 8396200 - System and method for dectecting three-way call attempts

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as of
1/13/2026
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