% Expired Patents = 100.0

Forward Citations = 2

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2 inventors (with patents filed for the assignee):

Verne Severson (1 out of 1 patent)

David H Stark (1 out of 17 patents)

1 patent: Sort by Forward Citations

#212 in Eden Prairie, MN

#3,558 in Minnesota

#136,540 in US

Forward Pay Systems, Inc.

Forward Citations = 2

2 inventors:

Verne Severson (1 out of 1 patent)

David H Stark (1 out of 17 patents)

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