Trademarks = 6

Forward Citations = 1

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2 inventors (with patents filed for the assignee):

Douglas Dean Olson (1 out of 10 patents)

Joe Beitelspacher (1 out of 5 patents)

1 patent: Sort by Forward Citations

#6 in Eldridge, IA

#876 in Iowa

#133,880 in US

Lewis Machine & Tool Co.

Forward Citations = 1

2 inventors:

Douglas Dean Olson (1 out of 10 patents)

Joe Beitelspacher (1 out of 5 patents)

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