17 Utility and 3 Design Patents
#23 in Dubuque, IA
#603 in Iowa
#105,857 in US
#210,226 in the World
rank by utility patentsForward Citations = 91
Company Filing History:

Ddi Corp.
Other
4. 2 out of 2
Design Mill Inc.
5. 2 out of 2
Clinton Decoy Co., Ltd.
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