Cincinnati, OH, United States of America

Quantum Chemical Company


USPTO Granted Patents = 2

Forward Citations = 13

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4 inventors (with patents filed for the assignee):

goldMedal Stephen M Imfeld (1 out of 11 patents)

silverMedal Morgan L Gibbs (1 out of 1 patent)

bronzeMedal Douglas D Keller (1 out of 1 patent)

4 Daryl L Stein (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#346 in Cincinnati, OH

#3,556 in Ohio

#92,600 in US

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Cincinnati, OH, United States of America
Forward Citations = 13

4 inventors:

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