Forward Citations = 20

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3 inventors (with patents filed for the assignee):

Karl Chapel (2 out of 9 patents)

Ludwig Klaus Preidt (2 out of 2 patents)

Thomas A Nakfoor (1 out of 1 patent)

2 patents: Sort by Forward Citations

#28 in Grand Haven, MI

#3,127 in Michigan

#92,662 in US

Effizient, LLC

Forward Citations = 20

3 inventors:

Karl Chapel (2 out of 9 patents)

Ludwig Klaus Preidt (2 out of 2 patents)

Thomas A Nakfoor (1 out of 1 patent)

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