28 Utility Patents
#3 in West Des Moines, IA
#271 in Iowa
#52,829 in US
#102,313 in the World
Forward Citations = 167
Company Filing History:


Pioneer Hi-bred, Inc.
where one patent can have more than one assignee
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#3 in West Des Moines, IA
#271 in Iowa
#52,829 in US
#102,313 in the World
Company Filing History:


Get your Inventor Badge Today