% Expired Patents = 100.0

Forward Citations = 0

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2 inventors (with patents filed for the assignee):

Edward L Hamernik (1 out of 6 patents)

David B Larson (1 out of 6 patents)

1 patent: Sort by Forward Citations

#16 in Blaine, MN

#3,564 in Minnesota

#136,739 in US

Hamernik-Harrod, Inc.

Forward Citations = 0

2 inventors:

Edward L Hamernik (1 out of 6 patents)

David B Larson (1 out of 6 patents)

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