Growing community of inventors

Eatons Neck, NY, United States of America

John Duncan

Average Co-Inventor Count = 5.04

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 = 813

John DuncanDominic John Morea (4 patents)John DuncanMatt F Golub (3 patents)John DuncanHenry T Tsuei (3 patents)John DuncanDan A German (3 patents)John DuncanRoger L Peirce (1 patent)John DuncanGeorge S Zirkel (1 patent)John DuncanScott J Loftesness (1 patent)John DuncanBruce C Rhoads (1 patent)John DuncanKurt W Johnson (1 patent)John DuncanDan Mayes (1 patent)John DuncanSteven Citarella (1 patent)John DuncanMary K Dobbs (1 patent)John DuncanJohn Duncan (5 patents)Dominic John MoreaDominic John Morea (11 patents)Matt F GolubMatt F Golub (8 patents)Henry T TsueiHenry T Tsuei (7 patents)Dan A GermanDan A German (4 patents)Roger L PeirceRoger L Peirce (3 patents)George S ZirkelGeorge S Zirkel (2 patents)Scott J LoftesnessScott J Loftesness (2 patents)Bruce C RhoadsBruce C Rhoads (1 patent)Kurt W JohnsonKurt W Johnson (1 patent)Dan MayesDan Mayes (1 patent)Steven CitarellaSteven Citarella (1 patent)Mary K DobbsMary K Dobbs (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. First Data Corporation (5 from 568 patents)


5 patents:

1. 7797235 - On-line cash register to use in providing a consumer-to-consumer payment service

2. 7765148 - Method and system for facilitating payment of an online auction transaction

3. 7177836 - Method and system for facilitating financial transactions between consumers over the internet

4. 7103570 - Merchant account activation system

5. 6332126 - System and method for a targeted payment system discount program

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as of
1/8/2026
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