Growing community of inventors

Fairfield, CT, United States of America

David Wittenberg

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 13

David WittenbergDenis J Stemmle (1 patent)David WittenbergDouglas B Quine (1 patent)David WittenbergJudith D Auslander (1 patent)David WittenbergJohn F Braun (1 patent)David WittenbergJacques E Hasbani (1 patent)David WittenbergPushpavadan S Nagarsheth (1 patent)David WittenbergDavid Wittenberg (2 patents)Denis J StemmleDenis J Stemmle (57 patents)Douglas B QuineDouglas B Quine (50 patents)Judith D AuslanderJudith D Auslander (47 patents)John F BraunJohn F Braun (24 patents)Jacques E HasbaniJacques E Hasbani (17 patents)Pushpavadan S NagarshethPushpavadan S Nagarsheth (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pitney Bowes Inc. (2 from 2,979 patents)


2 patents:

1. 7156290 - System and method for determining and reporting whether a mail piece has been opened by a recipient

2. 7056048 - System for ensuring correct placement of printed matter on a tangible print medium

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as of
1/19/2026
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