Chicago, IL, United States of America

Dh20, L.l.c.


USPTO Granted Patents = 3

Forward Citations = 37

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3 inventors (with patents filed for the assignee):

goldMedal Satya P Chauhan (3 out of 28 patents)

silverMedal Jeffry Held (2 out of 3 patents)

bronzeMedal Jeffrey Held (1 out of 4 patents)


3 patents:

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USPTO Data Jan 1 1976 - Dec 2 2025

3 Patents

#770 in Chicago, IL

#3,356 in Illinois

#71,923 in US

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Chicago, IL, United States of America
Forward Citations = 37

3 inventors:

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