66 Utility Patents
#1 in Grimes, IA
#50 in Iowa
#12,084 in US
#22,279 in the World
Forward Citations = 787
Company Filing History:



4. 2 out of 2
Pioneer Hi-bred, Inc.
5. 1 out of 20
Pioneer Hi-bred Int'l Inc.
where one patent can have more than one assignee
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