Growing community of inventors

Chicago, IL, United States of America

Duane James Block

Average Co-Inventor Count = 6.00

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 = 25

Duane James BlockMarcus Sheire (2 patents)Duane James BlockGail Jean Dexter (2 patents)Duane James BlockKelly Whitaker (2 patents)Duane James BlockTodd C Pingaro (2 patents)Duane James BlockPaul Eric Krieger (2 patents)Duane James BlockDuane James Block (2 patents)Marcus SheireMarcus Sheire (5 patents)Gail Jean DexterGail Jean Dexter (2 patents)Kelly WhitakerKelly Whitaker (2 patents)Todd C PingaroTodd C Pingaro (2 patents)Paul Eric KriegerPaul Eric Krieger (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ameriprise Financial, Inc. (2 from 41 patents)


2 patents:

1. 7593888 - System and method for facilitating investment account transfers

2. 7222093 - System and method for facilitating investment account transfers

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as of
12/19/2025
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