Growing community of inventors

Chicago, IL, United States of America

Douglas Kirschner

Average Co-Inventor Count = 3.00

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 = 539

Douglas KirschnerJeffrey Alan Harris (1 patent)Douglas KirschnerJames Purdy (1 patent)Douglas KirschnerDouglas Kirschner (1 patent)Jeffrey Alan HarrisJeffrey Alan Harris (15 patents)James PurdyJames Purdy (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Shc Direct, L.l.c. (1 from 2 patents)


1 patent:

1. 6014635 - System and method for providing a discount credit transaction network

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as of
12/20/2025
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