Marshall, MI, United States of America

Progressive Dynamic, Inc.


USPTO Granted Patents = 1

Forward Citations = 38

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3 inventors (with patents filed for the assignee):

goldMedal James G Stephenson (1 out of 17 patents)

silverMedal David A Kelley (1 out of 3 patents)

bronzeMedal Dan H Walters (1 out of 3 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#6 in Marshall, MI

#4,521 in Michigan

#133,893 in US

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Marshall, MI, United States of America
Forward Citations = 38

3 inventors:

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