EH

Elmer P. Heppard

EA E.I. Du Pont De Nemours And: 2 patents #2,942 of 8,010Top 40%
📍 Wilmington, DE: #1,519 of 3,182 inventorsTop 50%
🗺 Delaware: #3,234 of 7,163 inventorsTop 50%
Overall (All Time): #2,088,693 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8153860 Alteration of embryo/endosperm size during seed development Rebecca E. Cahoon, Hajime Sakai, Nobuhiro Nagasawa 2012-04-10
7655840 Alteration of embryo/endosperm size during seed development Rebecca E. Cahoon, Hajime Sakai, Nobuhiro Nagasawa 2010-02-02