Grand Haven, MI, United States of America

Grand Haven Stamped Products Company, a Division of Jsj Corporation


USPTO Granted Patents = 2

Forward Citations = 18

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2 inventors (with patents filed for the assignee):

goldMedal Robert A De Jonge (1 out of 2 patents)

silverMedal Robert D Brock (1 out of 10 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#28 in Grand Haven, MI

#3,122 in Michigan

#92,600 in US

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Grand Haven, MI, United States of America
Forward Citations = 18

2 inventors:

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