84 Utility Patents
#6 in Newark, DE
#20 in Delaware
#7,563 in US
#13,713 in the World
Forward Citations = 244
Company Filing History:



4. 2 out of 20
Pioneer Hi-bred Int'l Inc.
5. 1 out of 831,952 patents
Other
where one patent can have more than one assignee
Get your Inventor Badge Today