Growing community of inventors

Cedarburg, WI, United States of America

Joseph W Zajkowski

Average Co-Inventor Count = 5.00

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 = 55

Joseph W Zajkowski ↔ Brad M Sonnenberg (1 patent)Joseph W Zajkowski ↔ Anne M Christenson (1 patent)Joseph W Zajkowski ↔ Carolyn G Tabat (1 patent)Joseph W Zajkowski ↔ Kenneth C Hack (1 patent)Joseph W ZajkowskiJoseph W Zajkowski (1 patent)Brad M SonnenbergBrad M Sonnenberg (1 patent)Anne M ChristensonAnne M Christenson (1 patent)Carolyn G TabatCarolyn G Tabat (1 patent)Kenneth C HackKenneth C Hack (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. U.S. Bancorp Licensing, Inc. (1 from 7 patents)


1 patent:

1. 7506804 - System and method for an integrated payment and reward card

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12/19/2025
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