Growing community of inventors

Morristown, NJ, United States of America

Joan Madden

Average Co-Inventor Count = 9.00

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 = 29

Joan MaddenMark Jeffrey Foladare (2 patents)Joan MaddenShelley Betty Goldman (2 patents)Joan MaddenRoy Philip Weber (2 patents)Joan MaddenAleksandr Zelezniak (2 patents)Joan MaddenYihsiu Chen (2 patents)Joan MaddenRobert S Westrich (2 patents)Joan MaddenShaoqing Q Wang (2 patents)Joan MaddenShawn Jean (2 patents)Joan MaddenJoan Madden (2 patents)Mark Jeffrey FoladareMark Jeffrey Foladare (128 patents)Shelley Betty GoldmanShelley Betty Goldman (105 patents)Roy Philip WeberRoy Philip Weber (86 patents)Aleksandr ZelezniakAleksandr Zelezniak (40 patents)Yihsiu ChenYihsiu Chen (33 patents)Robert S WestrichRobert S Westrich (30 patents)Shaoqing Q WangShaoqing Q Wang (25 patents)Shawn JeanShawn Jean (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. At+t Corp. (2 from 4,208 patents)


2 patents:

1. 7336656 - Method for handling incoming calls directed to a virtual communication service subscriber via a shared line system

2. 6870835 - Method for handling incominc calls directed to a virtual communication service subscriber via a shared line system

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12/26/2025
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