Oak Brook, IL, United States of America

L & H Company, Inc.


USPTO Granted Patents = 1

Forward Citations = 109

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4 inventors (with patents filed for the assignee):

goldMedal Ronald R Hatch (1 out of 33 patents)

silverMedal Richard Gerald Keegan (1 out of 43 patents)

bronzeMedal Gary V Jones (1 out of 3 patents)

4 James R Hume (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 2 2025

1 Patents

#58 in Oak Brook, IL

#6,097 in Illinois

#133,826 in US

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Oak Brook, IL, United States of America
Forward Citations = 109

4 inventors:

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