17 Utility Patents
#25 in Ankeny, IA
#574 in Iowa
#101,780 in US
#201,647 in the World
Forward Citations = 64
Company Filing History:


Pioneer Hi-bred Int'l Inc.
where one patent can have more than one assignee
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#25 in Ankeny, IA
#574 in Iowa
#101,780 in US
#201,647 in the World
Company Filing History:


Get your Inventor Badge Today